56510111141 has 16 divisors (see below), whose sum is σ = 64351065600. Its totient is φ = 49157011200.

The previous prime is 56510111107. The next prime is 56510111153. The reversal of 56510111141 is 14111101565.

56510111141 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-56510111141 is a prime.

It is a super-2 number, since 2×56510111141² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 56510111141.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56510111171) 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, 900656 + ... + 961353.

It is an arithmetic number, because the mean of its divisors is an integer number (4021941600).

Almost surely, 2^56510111141 is an apocalyptic number.

It is an amenable number.

56510111141 is a deficient number, since it is larger than the sum of its proper divisors (7840954459).

56510111141 is a wasteful number, since it uses less digits than its factorization.

56510111141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1862140.

The product of its (nonzero) digits is 600, while the sum is 26.

The spelling of 56510111141 in words is "fifty-six billion, five hundred ten million, one hundred eleven thousand, one hundred forty-one".