409274939402 has 16 divisors (see below), whose sum is σ = 702387758400. Its totient is φ = 175210151328.

The previous prime is 409274939399. The next prime is 409274939419. The reversal of 409274939402 is 204939472904.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax 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, 16103027 + ... + 16128422.

It is an arithmetic number, because the mean of its divisors is an integer number (43899234900).

Almost surely, 2^409274939402 is an apocalyptic number.

409274939402 is a deficient number, since it is larger than the sum of its proper divisors (293112818998).

409274939402 is a wasteful number, since it uses less digits than its factorization.

409274939402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32232365.

The product of its (nonzero) digits is 3919104, while the sum is 53.

The spelling of 409274939402 in words is "four hundred nine billion, two hundred seventy-four million, nine hundred thirty-nine thousand, four hundred two".