55708975 has 12 divisors (see below), whose sum is σ = 78947824. Its totient is φ = 38200320.

The previous prime is 55708973. The next prime is 55708987. The reversal of 55708975 is 57980755.

55708975 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 55708975 - 2¹ = 55708973 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55708973) 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 11 ways as a sum of consecutive naturals, for example, 158994 + ... + 159343.

Almost surely, 2^55708975 is an apocalyptic number.

55708975 is a deficient number, since it is larger than the sum of its proper divisors (23238849).

55708975 is a wasteful number, since it uses less digits than its factorization.

55708975 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318354 (or 318349 counting only the distinct ones).

The product of its (nonzero) digits is 441000, while the sum is 46.

The square root of 55708975 is about 7463.8445187450. The cubic root of 55708975 is about 381.9223342010.

The spelling of 55708975 in words is "fifty-five million, seven hundred eight thousand, nine hundred seventy-five".