56624167138 has 32 divisors (see below), whose sum is σ = 106097172480. Its totient is φ = 22019150160.

The previous prime is 56624167129. The next prime is 56624167139. The reversal of 56624167138 is 83176142665.

It is a super-2 number, since 2×56624167138² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 56624167091 and 56624167100.

It is not an unprimeable number, because it can be changed into a prime (56624167139) 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, 270978 + ... + 432061.

It is an arithmetic number, because the mean of its divisors is an integer number (3315536640).

Almost surely, 2^56624167138 is an apocalyptic number.

56624167138 is a deficient number, since it is larger than the sum of its proper divisors (49473005342).

56624167138 is a wasteful number, since it uses less digits than its factorization.

56624167138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 703582.

The product of its digits is 1451520, while the sum is 49.

The spelling of 56624167138 in words is "fifty-six billion, six hundred twenty-four million, one hundred sixty-seven thousand, one hundred thirty-eight".