55157067 has 12 divisors (see below), whose sum is σ = 91053040. Its totient is φ = 31518288.

The previous prime is 55157051. The next prime is 55157077. The reversal of 55157067 is 76075155.

It is not a de Polignac number, because 55157067 - 2⁴ = 55157051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55157017) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 437692 + ... + 437817.

Almost surely, 2^55157067 is an apocalyptic number.

55157067 is a deficient number, since it is larger than the sum of its proper divisors (35895973).

55157067 is a wasteful number, since it uses less digits than its factorization.

55157067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 875522 (or 875519 counting only the distinct ones).

The product of its (nonzero) digits is 36750, while the sum is 36.

The square root of 55157067 is about 7426.7803926062. The cubic root of 55157067 is about 380.6569131274.

The spelling of 55157067 in words is "fifty-five million, one hundred fifty-seven thousand, sixty-seven".