6264406404 has 48 divisors (see below), whose sum is σ = 16350096000. Its totient is φ = 2074115808.

The previous prime is 6264406403. The next prime is 6264406409. The reversal of 6264406404 is 4046044626.

It is a happy number.

6264406404 is a `hidden beast` number, since 6 + 2 + 6 + 4 + 4 + 0 + 640 + 4 = 666.

It is a super-2 number, since 2×6264406404² = 78485575188952422432, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (6264406403) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 178552 + ... + 210735.

It is an arithmetic number, because the mean of its divisors is an integer number (340627000).

Almost surely, 2^6264406404 is an apocalyptic number.

It is an amenable number.

6264406404 is an abundant number, since it is smaller than the sum of its proper divisors (10085689596).

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

6264406404 is a wasteful number, since it uses less digits than its factorization.

6264406404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 389449 (or 389441 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 36.

The square root of 6264406404 is about 79148.0031586394. The cubic root of 6264406404 is about 1843.4299605087.

The spelling of 6264406404 in words is "six billion, two hundred sixty-four million, four hundred six thousand, four hundred four".