53872170387216 has 80 divisors (see below), whose sum is σ = 148815203574528. Its totient is φ = 16733735680000.

The previous prime is 53872170387107. The next prime is 53872170387247. The reversal of 53872170387216 is 61278307127835.

It is a self number, because there is not a number n which added to its sum of digits gives 53872170387216.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 326748360 + ... + 326913191.

Almost surely, 2^{53872170387216} is an apocalyptic number.

It is an amenable number.

53872170387216 is an abundant number, since it is smaller than the sum of its proper divisors (94943033187312).

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

53872170387216 is a wasteful number, since it uses less digits than its factorization.

53872170387216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 653661680 (or 653661674 counting only the distinct ones).

The product of its (nonzero) digits is 23708160, while the sum is 60.

The spelling of 53872170387216 in words is "fifty-three trillion, eight hundred seventy-two billion, one hundred seventy million, three hundred eighty-seven thousand, two hundred sixteen".