45199610404 has 135 divisors (see below), whose sum is σ = 93554538063. Its totient is φ = 19103565312.

The previous prime is 45199610389. The next prime is 45199610429. The reversal of 45199610404 is 40401699154.

The square root of 45199610404 is 212602.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 22 ways, for example, as 45157100004 + 42510400 = 212502^2 + 6520^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 1221611074 + ... + 1221611110.

Almost surely, 2^45199610404 is an apocalyptic number.

45199610404 is the 212602-nd square number.

It is an amenable number.

45199610404 is an abundant number, since it is smaller than the sum of its proper divisors (48354927659).

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

45199610404 is an equidigital number, since it uses as much as digits as its factorization.

45199610404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164 (or 69 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 43.

It can be divided in two parts, 451996 and 10404, that added together give a square (462400 = 680²).

The spelling of 45199610404 in words is "forty-five billion, one hundred ninety-nine million, six hundred ten thousand, four hundred four".