10561616051 has 16 divisors (see below), whose sum is σ = 12710012160. Its totient is φ = 8573441760.

The previous prime is 10561615927. The next prime is 10561616081. The reversal of 10561616051 is 15061616501.

It is a cyclic number.

It is not a de Polignac number, because 10561616051 - 2¹⁴ = 10561599667 is a prime.

It is a super-2 number, since 2×10561616051² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10561615999 and 10561616017.

It is not an unprimeable number, because it can be changed into a prime (10561616081) 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, 436565 + ... + 460121.

It is an arithmetic number, because the mean of its divisors is an integer number (794375760).

Almost surely, 2^10561616051 is an apocalyptic number.

10561616051 is a deficient number, since it is larger than the sum of its proper divisors (2148396109).

10561616051 is a wasteful number, since it uses less digits than its factorization.

10561616051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26954.

The product of its (nonzero) digits is 5400, while the sum is 32.

The spelling of 10561616051 in words is "ten billion, five hundred sixty-one million, six hundred sixteen thousand, fifty-one".