6261374964 has 36 divisors (see below), whose sum is σ = 15820165536. Its totient is φ = 1926576288.

The previous prime is 6261374887. The next prime is 6261375011. The reversal of 6261374964 is 4694731626.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1541704 + ... + 1545759.

Almost surely, 2^6261374964 is an apocalyptic number.

It is an amenable number.

6261374964 is an abundant number, since it is smaller than the sum of its proper divisors (9558790572).

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

6261374964 is a wasteful number, since it uses less digits than its factorization.

6261374964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3087496 (or 3087481 counting only the distinct ones).

The product of its digits is 1306368, while the sum is 48.

The square root of 6261374964 is about 79128.8503897283. The cubic root of 6261374964 is about 1843.1325580834.

The spelling of 6261374964 in words is "six billion, two hundred sixty-one million, three hundred seventy-four thousand, nine hundred sixty-four".