722117441265 has 64 divisors (see below), whose sum is σ = 1336612845312. Its totient is φ = 329016934400.

The previous prime is 722117441257. The next prime is 722117441273. The reversal of 722117441265 is 562144711227.

It is an interprime number because it is at equal distance from previous prime (722117441257) and next prime (722117441273).

It is not a de Polignac number, because 722117441265 - 2³ = 722117441257 is a prime.

It is a super-3 number, since 3×722117441265³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1634545 + ... + 2028785.

It is an arithmetic number, because the mean of its divisors is an integer number (20884575708).

Almost surely, 2^722117441265 is an apocalyptic number.

It is an amenable number.

722117441265 is a deficient number, since it is larger than the sum of its proper divisors (614495404047).

722117441265 is a wasteful number, since it uses less digits than its factorization.

722117441265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 394930.

The product of its digits is 188160, while the sum is 42.

The spelling of 722117441265 in words is "seven hundred twenty-two billion, one hundred seventeen million, four hundred forty-one thousand, two hundred sixty-five".