65344136475884 has 24 divisors (see below), whose sum is σ = 131565375463200. Its totient is φ = 27816679380096.

The previous prime is 65344136475851. The next prime is 65344136475899. The reversal of 65344136475884 is 48857463144356.

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, 7831268177 + ... + 7831276520.

It is an arithmetic number, because the mean of its divisors is an integer number (5481890644300).

Almost surely, 2^{65344136475884} is an apocalyptic number.

It is an amenable number.

65344136475884 is an abundant number, since it is smaller than the sum of its proper divisors (66221238987316).

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

65344136475884 is a wasteful number, since it uses less digits than its factorization.

65344136475884 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15662544857 (or 15662544855 counting only the distinct ones).

The product of its digits is 928972800, while the sum is 68.

The spelling of 65344136475884 in words is "sixty-five trillion, three hundred forty-four billion, one hundred thirty-six million, four hundred seventy-five thousand, eight hundred eighty-four".