53209235580 has 48 divisors (see below), whose sum is σ = 148998804864. Its totient is φ = 14187896640.

The previous prime is 53209235567. The next prime is 53209235587. The reversal of 53209235580 is 8553290235.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53209235587) 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, 813495 + ... + 876465.

It is an arithmetic number, because the mean of its divisors is an integer number (3104141768).

Almost surely, 2^53209235580 is an apocalyptic number.

It is an amenable number.

53209235580 is an abundant number, since it is smaller than the sum of its proper divisors (95789569284).

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

53209235580 is a wasteful number, since it uses less digits than its factorization.

53209235580 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77066 (or 77064 counting only the distinct ones).

The product of its (nonzero) digits is 324000, while the sum is 42.

The spelling of 53209235580 in words is "fifty-three billion, two hundred nine million, two hundred thirty-five thousand, five hundred eighty".