53538782836 has 24 divisors (see below), whose sum is σ = 116811890496. Its totient is φ = 20859265920.

The previous prime is 53538782831. The next prime is 53538782851. The reversal of 53538782836 is 63828783535.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53538782831) 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, 86913301 + ... + 86913916.

It is an arithmetic number, because the mean of its divisors is an integer number (4867162104).

Almost surely, 2^53538782836 is an apocalyptic number.

It is an amenable number.

53538782836 is an abundant number, since it is smaller than the sum of its proper divisors (63273107660).

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

53538782836 is a wasteful number, since it uses less digits than its factorization.

53538782836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173827239 (or 173827237 counting only the distinct ones).

The product of its digits is 29030400, while the sum is 58.

The spelling of 53538782836 in words is "fifty-three billion, five hundred thirty-eight million, seven hundred eighty-two thousand, eight hundred thirty-six".