6401262984 has 16 divisors (see below), whose sum is σ = 16003157520. Its totient is φ = 2133754320.

The previous prime is 6401262971. The next prime is 6401263019. The reversal of 6401262984 is 4892621046.

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, 133359622 + ... + 133359669.

It is an arithmetic number, because the mean of its divisors is an integer number (1000197345).

Almost surely, 2^6401262984 is an apocalyptic number.

It is an amenable number.

6401262984 is an abundant number, since it is smaller than the sum of its proper divisors (9601894536).

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

6401262984 is a wasteful number, since it uses less digits than its factorization.

6401262984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266719300 (or 266719296 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 42.

The square root of 6401262984 is about 80007.8932606027. The cubic root of 6401262984 is about 1856.7576556712.

The spelling of 6401262984 in words is "six billion, four hundred one million, two hundred sixty-two thousand, nine hundred eighty-four".