55011051 has 6 divisors (see below), whose sum is σ = 79460420. Its totient is φ = 36674028.

The previous prime is 55011041. The next prime is 55011071. The reversal of 55011051 is 15011055.

55011051 is a `hidden beast` number, since 550 + 110 + 5 + 1 = 666.

It is not a de Polignac number, because 55011051 - 2¹⁸ = 54748907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55011041) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3056161 + ... + 3056178.

Almost surely, 2^55011051 is an apocalyptic number.

55011051 is a deficient number, since it is larger than the sum of its proper divisors (24449369).

55011051 is a wasteful number, since it uses less digits than its factorization.

55011051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6112345 (or 6112342 counting only the distinct ones).

The product of its (nonzero) digits is 125, while the sum is 18.

The square root of 55011051 is about 7416.9435079418. The cubic root of 55011051 is about 380.3207149326.

The spelling of 55011051 in words is "fifty-five million, eleven thousand, fifty-one".