722276072496 has 320 divisors, whose sum is σ = 2298641448960. Its totient is φ = 215303235840.

The previous prime is 722276072473. The next prime is 722276072519. The reversal of 722276072496 is 694270672227.

722276072496 is a `hidden beast` number, since 7 + 2 + 2 + 2 + 7 + 607 + 24 + 9 + 6 = 666.

It is an interprime number because it is at equal distance from previous prime (722276072473) and next prime (722276072519).

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

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 346082365 + ... + 346084451.

It is an arithmetic number, because the mean of its divisors is an integer number (7183254528).

Almost surely, 2^722276072496 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 722276072496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1149320724480).

722276072496 is an abundant number, since it is smaller than the sum of its proper divisors (1576365376464).

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

722276072496 is a wasteful number, since it uses less digits than its factorization.

722276072496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3269 (or 3257 counting only the distinct ones).

The product of its (nonzero) digits is 7112448, while the sum is 54.

The spelling of 722276072496 in words is "seven hundred twenty-two billion, two hundred seventy-six million, seventy-two thousand, four hundred ninety-six".