55641265124 has 6 divisors (see below), whose sum is σ = 97372213974. Its totient is φ = 27820632560.

The previous prime is 55641265079. The next prime is 55641265159. The reversal of 55641265124 is 42156214655.

It can be written as a sum of positive squares in only one way, i.e., 36894726400 + 18746538724 = 192080^2 + 136918^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6955158137 + ... + 6955158144.

It is an arithmetic number, because the mean of its divisors is an integer number (16228702329).

Almost surely, 2^55641265124 is an apocalyptic number.

It is an amenable number.

55641265124 is a deficient number, since it is larger than the sum of its proper divisors (41730948850).

55641265124 is a wasteful number, since it uses less digits than its factorization.

55641265124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13910316285 (or 13910316283 counting only the distinct ones).

The product of its digits is 288000, while the sum is 41.

Adding to 55641265124 its reverse (42156214655), we get a palindrome (97797479779).

The spelling of 55641265124 in words is "fifty-five billion, six hundred forty-one million, two hundred sixty-five thousand, one hundred twenty-four".