6404924800 has 48 divisors (see below), whose sum is σ = 15822173700. Its totient is φ = 2561968640.

The previous prime is 6404924791. The next prime is 6404924803. The reversal of 6404924800 is 84294046.

It is a self number, because there is not a number n which added to its sum of digits gives 6404924800.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6404924803) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 997570 + ... + 1003969.

Almost surely, 2^6404924800 is an apocalyptic number.

It is an amenable number.

6404924800 is an abundant number, since it is smaller than the sum of its proper divisors (9417248900).

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

6404924800 is a wasteful number, since it uses less digits than its factorization.

6404924800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2001563 (or 2001546 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 37.

The square root of 6404924800 is about 80030.7740809746. The cubic root of 6404924800 is about 1857.1116383594. Note that the first 3 decimals are identical.

The spelling of 6404924800 in words is "six billion, four hundred four million, nine hundred twenty-four thousand, eight hundred".