53520389776 has 40 divisors (see below), whose sum is σ = 118549059200. Its totient is φ = 22929640704.

The previous prime is 53520389773. The next prime is 53520389869. The reversal of 53520389776 is 67798302535.

It is not an unprimeable number, because it can be changed into a prime (53520389773) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 263125 + ... + 419851.

It is an arithmetic number, because the mean of its divisors is an integer number (2963726480).

Almost surely, 2^53520389776 is an apocalyptic number.

53520389776 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

53520389776 is an abundant number, since it is smaller than the sum of its proper divisors (65028669424).

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

53520389776 is a wasteful number, since it uses less digits than its factorization.

53520389776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159791 (or 159785 counting only the distinct ones).

The product of its (nonzero) digits is 9525600, while the sum is 55.

The spelling of 53520389776 in words is "fifty-three billion, five hundred twenty million, three hundred eighty-nine thousand, seven hundred seventy-six".