1056560715651 has 16 divisors (see below), whose sum is σ = 1615076146944. Its totient is φ = 601844405664.

The previous prime is 1056560715641. The next prime is 1056560715697. The reversal of 1056560715651 is 1565170656501.

It is not a de Polignac number, because 1056560715651 - 2²³ = 1056552327043 is a prime.

It is a super-2 number, since 2×1056560715651² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1056560715651.

It is not an unprimeable number, because it can be changed into a prime (1056560715641) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 79350465 + ... + 79363778.

It is an arithmetic number, because the mean of its divisors is an integer number (100942259184).

Almost surely, 2^{1056560715651} is an apocalyptic number.

1056560715651 is a deficient number, since it is larger than the sum of its proper divisors (558515431293).

1056560715651 is a wasteful number, since it uses less digits than its factorization.

1056560715651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158714570.

The product of its (nonzero) digits is 945000, while the sum is 48.

The spelling of 1056560715651 in words is "one trillion, fifty-six billion, five hundred sixty million, seven hundred fifteen thousand, six hundred fifty-one".