556651011161 has 32 divisors (see below), whose sum is σ = 660280098816. Its totient is φ = 459220104000.

The previous prime is 556651011139. The next prime is 556651011209. The reversal of 556651011161 is 161110156655.

It is a happy number.

556651011161 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 556651011161 - 2⁶ = 556651011097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (556651011101) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 79711676 + ... + 79718658.

It is an arithmetic number, because the mean of its divisors is an integer number (20633753088).

Almost surely, 2^556651011161 is an apocalyptic number.

It is an amenable number.

556651011161 is a deficient number, since it is larger than the sum of its proper divisors (103629087655).

556651011161 is a wasteful number, since it uses less digits than its factorization.

556651011161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8973.

The product of its (nonzero) digits is 27000, while the sum is 38.

The spelling of 556651011161 in words is "five hundred fifty-six billion, six hundred fifty-one million, eleven thousand, one hundred sixty-one".