55188533356 has 12 divisors (see below), whose sum is σ = 105359927400. Its totient is φ = 25085696960.

The previous prime is 55188533347. The next prime is 55188533359. The reversal of 55188533356 is 65333588155.

It is not an unprimeable number, because it can be changed into a prime (55188533359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 627142381 + ... + 627142468.

It is an arithmetic number, because the mean of its divisors is an integer number (8779993950).

Almost surely, 2^55188533356 is an apocalyptic number.

It is an amenable number.

55188533356 is a deficient number, since it is larger than the sum of its proper divisors (50171394044).

55188533356 is a wasteful number, since it uses less digits than its factorization.

55188533356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1254284864 (or 1254284862 counting only the distinct ones).

The product of its digits is 6480000, while the sum is 52.

The spelling of 55188533356 in words is "fifty-five billion, one hundred eighty-eight million, five hundred thirty-three thousand, three hundred fifty-six".