53377788 has 12 divisors (see below), whose sum is σ = 124548200. Its totient is φ = 17792592.

The previous prime is 53377781. The next prime is 53377789. The reversal of 53377788 is 88777335.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53377781) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2224063 + ... + 2224086.

Almost surely, 2^53377788 is an apocalyptic number.

It is an amenable number.

53377788 is an abundant number, since it is smaller than the sum of its proper divisors (71170412).

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

53377788 is a wasteful number, since it uses less digits than its factorization.

53377788 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4448156 (or 4448154 counting only the distinct ones).

The product of its digits is 987840, while the sum is 48.

The square root of 53377788 is about 7306.0104024016. The cubic root of 53377788 is about 376.5189661156.

The spelling of 53377788 in words is "fifty-three million, three hundred seventy-seven thousand, seven hundred eighty-eight".