55356156 has 48 divisors (see below), whose sum is σ = 143942400. Its totient is φ = 18397296.

The previous prime is 55356151. The next prime is 55356167. The reversal of 55356156 is 65165355.

55356156 is a `hidden beast` number, since 5 + 5 + 35 + 615 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 55356156.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55356151) 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, 53815 + ... + 54833.

It is an arithmetic number, because the mean of its divisors is an integer number (2998800).

Almost surely, 2^55356156 is an apocalyptic number.

It is an amenable number.

55356156 is an abundant number, since it is smaller than the sum of its proper divisors (88586244).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55356156 is a wasteful number, since it uses less digits than its factorization.

55356156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1535 (or 1527 counting only the distinct ones).

The product of its digits is 67500, while the sum is 36.

The square root of 55356156 is about 7440.1717722106. The cubic root of 55356156 is about 381.1143559018.

The spelling of 55356156 in words is "fifty-five million, three hundred fifty-six thousand, one hundred fifty-six".