722204136308736 has 425 divisors, whose sum is σ = 2166612327578911. Its totient is φ = 240734712102912.

The previous prime is 722204136308621. The next prime is 722204136308741. The reversal of 722204136308736 is 637803631402227.

The square root of 722204136308736 is 26873856.

It is a perfect power (a square, a biquadrate, a 8-th power), and thus also a powerful number.

It is a Jordan-Polya number, since it can be written as (4!)⁴ ⋅ (3!)¹².

722204136308736 is a `hidden beast` number, since 7 + 2 + 2 + 204 + 1 + 363 + 0 + 8 + 73 + 6 = 666.

It is an ABA number since it can be written as A⋅B^A, here for A=3, B=62208.

It is a super-3 number, since 3×722204136308736³ (a number of 46 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 16 ways as a sum of consecutive naturals, for example, 240734712102911 + 240734712102912 + 240734712102913.

Almost surely, 2^{722204136308736} is an apocalyptic number.

722204136308736 is a droll number since its even prime factors and its odd prime factors have the same sum.

722204136308736 is the 26873856-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 722204136308736

722204136308736 is an abundant number, since it is smaller than the sum of its proper divisors (1444408191270175).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

722204136308736 is an frugal number, since it uses more digits than its factorization.

722204136308736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96 (or 5 counting only the distinct ones).

The product of its (nonzero) digits is 12192768, while the sum is 54.

The spelling of 722204136308736 in words is "seven hundred twenty-two trillion, two hundred four billion, one hundred thirty-six million, three hundred eight thousand, seven hundred thirty-six".