55377804 has 24 divisors (see below), whose sum is σ = 129344320. Its totient is φ = 18440784.

The previous prime is 55377793. The next prime is 55377827. The reversal of 55377804 is 40877355.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

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, 15927 + ... + 19089.

Almost surely, 2^55377804 is an apocalyptic number.

It is an amenable number.

55377804 is an abundant number, since it is smaller than the sum of its proper divisors (73966516).

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

55377804 is a wasteful number, since it uses less digits than its factorization.

55377804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4629 (or 4627 counting only the distinct ones).

The product of its (nonzero) digits is 117600, while the sum is 39.

The square root of 55377804 is about 7441.6264351283. The cubic root of 55377804 is about 381.1640299214.

The spelling of 55377804 in words is "fifty-five million, three hundred seventy-seven thousand, eight hundred four".