55542624556 has 6 divisors (see below), whose sum is σ = 97199592980. Its totient is φ = 27771312276.

The previous prime is 55542624503. The next prime is 55542624623. The reversal of 55542624556 is 65542624555.

55542624556 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6942828066 + ... + 6942828073.

Almost surely, 2^55542624556 is an apocalyptic number.

It is an amenable number.

55542624556 is a deficient number, since it is larger than the sum of its proper divisors (41656968424).

55542624556 is a wasteful number, since it uses less digits than its factorization.

55542624556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13885656143 (or 13885656141 counting only the distinct ones).

The product of its digits is 7200000, while the sum is 49.

Subtracting 55542624556 from its reverse (65542624555), we obtain a palindrome (9999999999).

The spelling of 55542624556 in words is "fifty-five billion, five hundred forty-two million, six hundred twenty-four thousand, five hundred fifty-six".