1072717564056 has 64 divisors (see below), whose sum is σ = 2698218038880. Its totient is φ = 355384995840.

The previous prime is 1072717564003. The next prime is 1072717564129. The reversal of 1072717564056 is 6504657172701.

It is a happy number.

It is a super-2 number, since 2×1072717564056² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 7299010 + ... + 7444526.

Almost surely, 2^{1072717564056} is an apocalyptic number.

It is an amenable number.

1072717564056 is an abundant number, since it is smaller than the sum of its proper divisors (1625500474824).

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

1072717564056 is a wasteful number, since it uses less digits than its factorization.

1072717564056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147404 (or 147400 counting only the distinct ones).

The product of its (nonzero) digits is 2469600, while the sum is 51.

The spelling of 1072717564056 in words is "one trillion, seventy-two billion, seven hundred seventeen million, five hundred sixty-four thousand, fifty-six".