409434869432 has 8 divisors (see below), whose sum is σ = 767690380200. Its totient is φ = 204717434712.

The previous prime is 409434869413. The next prime is 409434869491. The reversal of 409434869432 is 234968434904.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25589679332 + ... + 25589679347.

It is an arithmetic number, because the mean of its divisors is an integer number (95961297525).

Almost surely, 2^409434869432 is an apocalyptic number.

It is an amenable number.

409434869432 is a deficient number, since it is larger than the sum of its proper divisors (358255510768).

409434869432 is a wasteful number, since it uses less digits than its factorization.

409434869432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51179358685 (or 51179358681 counting only the distinct ones).

The product of its (nonzero) digits is 17915904, while the sum is 56.

The spelling of 409434869432 in words is "four hundred nine billion, four hundred thirty-four million, eight hundred sixty-nine thousand, four hundred thirty-two".