53947974228 has 24 divisors (see below), whose sum is σ = 126275708832. Its totient is φ = 17925929184.

The previous prime is 53947974203. The next prime is 53947974239. The reversal of 53947974228 is 82247974935.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7087150 + ... + 7094757.

It is an arithmetic number, because the mean of its divisors is an integer number (5261487868).

Almost surely, 2^53947974228 is an apocalyptic number.

It is an amenable number.

53947974228 is an abundant number, since it is smaller than the sum of its proper divisors (72327734604).

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

53947974228 is a wasteful number, since it uses less digits than its factorization.

53947974228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14182231 (or 14182229 counting only the distinct ones).

The product of its digits is 30481920, while the sum is 60.

The spelling of 53947974228 in words is "fifty-three billion, nine hundred forty-seven million, nine hundred seventy-four thousand, two hundred twenty-eight".