831587048364 has 12 divisors (see below), whose sum is σ = 1940369779544. Its totient is φ = 277195682784.

The previous prime is 831587048321. The next prime is 831587048371. The reversal of 831587048364 is 463840785138.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34649460337 + ... + 34649460360.

Almost surely, 2^831587048364 is an apocalyptic number.

It is an amenable number.

831587048364 is an abundant number, since it is smaller than the sum of its proper divisors (1108782731180).

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

831587048364 is a wasteful number, since it uses less digits than its factorization.

831587048364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69298920704 (or 69298920702 counting only the distinct ones).

The product of its (nonzero) digits is 15482880, while the sum is 57.

The spelling of 831587048364 in words is "eight hundred thirty-one billion, five hundred eighty-seven million, forty-eight thousand, three hundred sixty-four".