53377764 has 48 divisors (see below), whose sum is σ = 143028480. Its totient is φ = 15323040.

The previous prime is 53377763. The next prime is 53377769. The reversal of 53377764 is 46777335.

It is not an unprimeable number, because it can be changed into a prime (53377763) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8134 + ... + 13149.

It is an arithmetic number, because the mean of its divisors is an integer number (2979760).

Almost surely, 2^53377764 is an apocalyptic number.

It is an amenable number.

53377764 is an abundant number, since it is smaller than the sum of its proper divisors (89650716).

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

53377764 is a wasteful number, since it uses less digits than its factorization.

53377764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21320 (or 21318 counting only the distinct ones).

The product of its digits is 370440, while the sum is 42.

The square root of 53377764 is about 7306.0087599181. The cubic root of 53377764 is about 376.5189096848.

The spelling of 53377764 in words is "fifty-three million, three hundred seventy-seven thousand, seven hundred sixty-four".