55150116051 has 4 divisors (see below), whose sum is σ = 73533488072. Its totient is φ = 36766744032.

The previous prime is 55150116037. The next prime is 55150116061. The reversal of 55150116051 is 15061105155.

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

It is not a de Polignac number, because 55150116051 - 2²⁷ = 55015898323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55150116001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9191686006 + ... + 9191686011.

It is an arithmetic number, because the mean of its divisors is an integer number (18383372018).

Almost surely, 2^55150116051 is an apocalyptic number.

55150116051 is a deficient number, since it is larger than the sum of its proper divisors (18383372021).

55150116051 is a wasteful number, since it uses less digits than its factorization.

55150116051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18383372020.

The product of its (nonzero) digits is 3750, while the sum is 30.

The spelling of 55150116051 in words is "fifty-five billion, one hundred fifty million, one hundred sixteen thousand, fifty-one".