55120162 has 4 divisors (see below), whose sum is σ = 82680246. Its totient is φ = 27560080.

The previous prime is 55120147. The next prime is 55120189. The reversal of 55120162 is 26102155.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 53890281 + 1229881 = 7341^2 + 1109^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13780039 + ... + 13780042.

Almost surely, 2^55120162 is an apocalyptic number.

55120162 is a deficient number, since it is larger than the sum of its proper divisors (27560084).

55120162 is a wasteful number, since it uses less digits than its factorization.

55120162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27560083.

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 55120162 is about 7424.2953874425. The cubic root of 55120162 is about 380.5719963708.

The spelling of 55120162 in words is "fifty-five million, one hundred twenty thousand, one hundred sixty-two".