54355550 has 24 divisors (see below), whose sum is σ = 101390832. Its totient is φ = 21680000.

The previous prime is 54355549. The next prime is 54355577. The reversal of 54355550 is 5555345.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18695 + ... + 21405.

It is an arithmetic number, because the mean of its divisors is an integer number (4224618).

Almost surely, 2^54355550 is an apocalyptic number.

54355550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

54355550 is a deficient number, since it is larger than the sum of its proper divisors (47035282).

54355550 is a wasteful number, since it uses less digits than its factorization.

54355550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3124 (or 3119 counting only the distinct ones).

The product of its (nonzero) digits is 37500, while the sum is 32.

The square root of 54355550 is about 7372.6216504036. The cubic root of 54355550 is about 378.8040655935.

The spelling of 54355550 in words is "fifty-four million, three hundred fifty-five thousand, five hundred fifty".