5281358964 has 48 divisors (see below), whose sum is σ = 14371056000. Its totient is φ = 1508958528.

The previous prime is 5281358939. The next prime is 5281358977. The reversal of 5281358964 is 4698531825.

It is a congruent number.

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, 637449 + ... + 645680.

It is an arithmetic number, because the mean of its divisors is an integer number (299397000).

Almost surely, 2^5281358964 is an apocalyptic number.

It is an amenable number.

5281358964 is an abundant number, since it is smaller than the sum of its proper divisors (9089697036).

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

5281358964 is a wasteful number, since it uses less digits than its factorization.

5281358964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1283157 (or 1283141 counting only the distinct ones).

The product of its digits is 2073600, while the sum is 51.

The square root of 5281358964 is about 72672.9589599873. The cubic root of 5281358964 is about 1741.4669185918.

The spelling of 5281358964 in words is "five billion, two hundred eighty-one million, three hundred fifty-eight thousand, nine hundred sixty-four".