8440045204 has 24 divisors (see below), whose sum is σ = 14998858056. Its totient is φ = 4155120000.

The previous prime is 8440045169. The next prime is 8440045219. The reversal of 8440045204 is 4025400448.

It can be written as a sum of positive squares in 4 ways, for example, as 819104400 + 7620940804 = 28620^2 + 87298^2 .

It is a congruent number.

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, 15414 + ... + 130834.

It is an arithmetic number, because the mean of its divisors is an integer number (624952419).

Almost surely, 2^8440045204 is an apocalyptic number.

It is an amenable number.

8440045204 is a deficient number, since it is larger than the sum of its proper divisors (6558812852).

8440045204 is a wasteful number, since it uses less digits than its factorization.

8440045204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115707 (or 115705 counting only the distinct ones).

The product of its (nonzero) digits is 20480, while the sum is 31.

The square root of 8440045204 is about 91869.7186454819. The cubic root of 8440045204 is about 2036.0178954687.

The spelling of 8440045204 in words is "eight billion, four hundred forty million, forty-five thousand, two hundred four".