409332097671896 has 64 divisors (see below), whose sum is σ = 902306747534400. Its totient is φ = 170410103119872.

The previous prime is 409332097671829. The next prime is 409332097671977. The reversal of 409332097671896 is 698176790233904.

It is a Harshad number since it is a multiple of its sum of digits (74).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 158814041 + ... + 161370888.

It is an arithmetic number, because the mean of its divisors is an integer number (14098542930225).

Almost surely, 2^{409332097671896} is an apocalyptic number.

It is an amenable number.

409332097671896 is an abundant number, since it is smaller than the sum of its proper divisors (492974649862504).

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

409332097671896 is a wasteful number, since it uses less digits than its factorization.

409332097671896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320185596 (or 320185592 counting only the distinct ones).

The product of its (nonzero) digits is 740710656, while the sum is 74.

The spelling of 409332097671896 in words is "four hundred nine trillion, three hundred thirty-two billion, ninety-seven million, six hundred seventy-one thousand, eight hundred ninety-six".