2499808201904 has 80 divisors (see below), whose sum is σ = 5292912731904. Its totient is φ = 1136754259200.

The previous prime is 2499808201841. The next prime is 2499808201931. The reversal of 2499808201904 is 4091028089942.

It is a self number, because there is not a number n which added to its sum of digits gives 2499808201904.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22554527 + ... + 22665089.

Almost surely, 2^{2499808201904} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2499808201904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2646456365952).

2499808201904 is an abundant number, since it is smaller than the sum of its proper divisors (2793104530000).

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

2499808201904 is a wasteful number, since it uses less digits than its factorization.

2499808201904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112186 (or 112180 counting only the distinct ones).

The product of its (nonzero) digits is 2985984, while the sum is 56.

The spelling of 2499808201904 in words is "two trillion, four hundred ninety-nine billion, eight hundred eight million, two hundred one thousand, nine hundred four".