55156204 has 12 divisors (see below), whose sum is σ = 97378344. Its totient is φ = 27333824.

The previous prime is 55156187. The next prime is 55156207. The reversal of 55156204 is 40265155.

It is not an unprimeable number, because it can be changed into a prime (55156207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60562 + ... + 61465.

It is an arithmetic number, because the mean of its divisors is an integer number (8114862).

Almost surely, 2^55156204 is an apocalyptic number.

It is an amenable number.

55156204 is a deficient number, since it is larger than the sum of its proper divisors (42222140).

55156204 is a wasteful number, since it uses less digits than its factorization.

55156204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122144 (or 122142 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 28.

The square root of 55156204 is about 7426.7222918324. The cubic root of 55156204 is about 380.6549278355.

The spelling of 55156204 in words is "fifty-five million, one hundred fifty-six thousand, two hundred four".