6404240004 has 24 divisors (see below), whose sum is σ = 14944799520. Its totient is φ = 2134521984.

The previous prime is 6404239999. The next prime is 6404240033. The reversal of 6404240004 is 4000424046.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 123327 + ... + 167385.

It is an arithmetic number, because the mean of its divisors is an integer number (622699980).

Almost surely, 2^6404240004 is an apocalyptic number.

It is an amenable number.

6404240004 is an abundant number, since it is smaller than the sum of its proper divisors (8540559516).

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

6404240004 is a wasteful number, since it uses less digits than its factorization.

6404240004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56179 (or 56177 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

The square root of 6404240004 is about 80026.4956373825. The cubic root of 6404240004 is about 1857.0454503355.

The spelling of 6404240004 in words is "six billion, four hundred four million, two hundred forty thousand, four".