6402499104 has 48 divisors (see below), whose sum is σ = 17197421472. Its totient is φ = 2084533248.

The previous prime is 6402499097. The next prime is 6402499123. The reversal of 6402499104 is 4019942046.

It is a tau number, because it is divible by the number of its divisors (48).

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, 771369 + ... + 779624.

It is an arithmetic number, because the mean of its divisors is an integer number (358279614).

Almost surely, 2^6402499104 is an apocalyptic number.

It is an amenable number.

6402499104 is an abundant number, since it is smaller than the sum of its proper divisors (10794922368).

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

6402499104 is a wasteful number, since it uses less digits than its factorization.

6402499104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1551049 (or 1551041 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 39.

The square root of 6402499104 is about 80015.6178755123. The cubic root of 6402499104 is about 1856.8771647721.

The spelling of 6402499104 in words is "six billion, four hundred two million, four hundred ninety-nine thousand, one hundred four".