53877768 has 64 divisors (see below), whose sum is σ = 162048000. Its totient is φ = 14582592.

The previous prime is 53877767. The next prime is 53877773. The reversal of 53877768 is 86777835.

It is a self number, because there is not a number n which added to its sum of digits gives 53877768.

It is not an unprimeable number, because it can be changed into a prime (53877767) 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, 5248 + ... + 11631.

It is an arithmetic number, because the mean of its divisors is an integer number (2532000).

Almost surely, 2^53877768 is an apocalyptic number.

It is an amenable number.

53877768 is an abundant number, since it is smaller than the sum of its proper divisors (108170232).

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

53877768 is a wasteful number, since it uses less digits than its factorization.

53877768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16914 (or 16910 counting only the distinct ones).

The product of its digits is 1975680, while the sum is 51.

The square root of 53877768 is about 7340.1476824380. The cubic root of 53877768 is about 377.6909093870.

It can be divided in two parts, 53877 and 768, that added together give a palindrome (54645).

The spelling of 53877768 in words is "fifty-three million, eight hundred seventy-seven thousand, seven hundred sixty-eight".