3875402500 has 30 divisors (see below), whose sum is σ = 8474735654. Its totient is φ = 1550160000.

The previous prime is 3875402497. The next prime is 3875402513. The reversal of 3875402500 is 52045783.

It is a happy number.

It can be written as a sum of positive squares in 5 ways, for example, as 2828750596 + 1046651904 = 53186^2 + 32352^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 772581 + ... + 777580.

Almost surely, 2^3875402500 is an apocalyptic number.

It is an amenable number.

3875402500 is an abundant number, since it is smaller than the sum of its proper divisors (4599333154).

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

3875402500 is a wasteful number, since it uses less digits than its factorization.

3875402500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1550185 (or 1550168 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 34.

The square root of 3875402500 is about 62252.7308637942. The cubic root of 3875402500 is about 1570.7447073543.

The spelling of 3875402500 in words is "three billion, eight hundred seventy-five million, four hundred two thousand, five hundred".