204045451626 has 16 divisors (see below), whose sum is σ = 408113633664. Its totient is φ = 68011362144.

The previous prime is 204045451609. The next prime is 204045451639. The reversal of 204045451626 is 626154540402.

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, 829275 + ... + 1046798.

It is an arithmetic number, because the mean of its divisors is an integer number (25507102104).

Almost surely, 2^204045451626 is an apocalyptic number.

204045451626 is an abundant number, since it is smaller than the sum of its proper divisors (204068182038).

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

204045451626 is a wasteful number, since it uses less digits than its factorization.

204045451626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1894205.

The product of its (nonzero) digits is 230400, while the sum is 39.

The spelling of 204045451626 in words is "two hundred four billion, forty-five million, four hundred fifty-one thousand, six hundred twenty-six".