55074513 has 16 divisors (see below), whose sum is σ = 79442496. Its totient is φ = 33737280.

The previous prime is 55074497. The next prime is 55074527. The reversal of 55074513 is 31547055.

55074513 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 55074513 - 2⁴ = 55074497 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (55074583) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5743 + ... + 11963.

It is an arithmetic number, because the mean of its divisors is an integer number (4965156).

Almost surely, 2^55074513 is an apocalyptic number.

It is an amenable number.

55074513 is a deficient number, since it is larger than the sum of its proper divisors (24367983).

55074513 is a wasteful number, since it uses less digits than its factorization.

55074513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6464.

The product of its (nonzero) digits is 10500, while the sum is 30.

The square root of 55074513 is about 7421.2204521898. The cubic root of 55074513 is about 380.4669076065.

The spelling of 55074513 in words is "fifty-five million, seventy-four thousand, five hundred thirteen".