55877358 has 16 divisors (see below), whose sum is σ = 111842640. Its totient is φ = 18611136.

The previous prime is 55877321. The next prime is 55877387. The reversal of 55877358 is 85377855.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6978 + ... + 12666.

It is an arithmetic number, because the mean of its divisors is an integer number (6990165).

Almost surely, 2^55877358 is an apocalyptic number.

55877358 is an abundant number, since it is smaller than the sum of its proper divisors (55965282).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55877358 is a wasteful number, since it uses less digits than its factorization.

55877358 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7331.

The product of its digits is 1176000, while the sum is 48.

The square root of 55877358 is about 7475.1159188336. The cubic root of 55877358 is about 382.3067399119.

The spelling of 55877358 in words is "fifty-five million, eight hundred seventy-seven thousand, three hundred fifty-eight".