56735185156 has 12 divisors (see below), whose sum is σ = 106924002892. Its totient is φ = 26185470048.

The previous prime is 56735185147. The next prime is 56735185159. The reversal of 56735185156 is 65158153765.

It can be written as a sum of positive squares in 2 ways, for example, as 14480271556 + 42254913600 = 120334^2 + 205560^2 .

It is a super-4 number, since 4×56735185156⁴ (a number of 44 digits) contains 4444 as substring.

It is a Harshad number since it is a multiple of its sum of digits (52), and also a Moran number because the ratio is a prime number: 1091061253 = 56735185156 / (5 + 6 + 7 + 3 + 5 + 1 + 8 + 5 + 1 + 5 + 6).

It is not an unprimeable number, because it can be changed into a prime (56735185159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 545530575 + ... + 545530678.

Almost surely, 2^56735185156 is an apocalyptic number.

It is an amenable number.

56735185156 is a deficient number, since it is larger than the sum of its proper divisors (50188817736).

56735185156 is a wasteful number, since it uses less digits than its factorization.

56735185156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1091061270 (or 1091061268 counting only the distinct ones).

The product of its digits is 3780000, while the sum is 52.

The spelling of 56735185156 in words is "fifty-six billion, seven hundred thirty-five million, one hundred eighty-five thousand, one hundred fifty-six".