55450156 has 12 divisors (see below), whose sum is σ = 97526800. Its totient is φ = 27585360.

The previous prime is 55450127. The next prime is 55450169. The reversal of 55450156 is 65105455.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34035 + ... + 35626.

Almost surely, 2^55450156 is an apocalyptic number.

It is an amenable number.

55450156 is a deficient number, since it is larger than the sum of its proper divisors (42076644).

55450156 is a wasteful number, since it uses less digits than its factorization.

55450156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69864 (or 69862 counting only the distinct ones).

The product of its (nonzero) digits is 15000, while the sum is 31.

The square root of 55450156 is about 7446.4861511991. The cubic root of 55450156 is about 381.3299566781.

The spelling of 55450156 in words is "fifty-five million, four hundred fifty thousand, one hundred fifty-six".