409249332832 has 24 divisors (see below), whose sum is σ = 805725900000. Its totient is φ = 204620532864.

The previous prime is 409249332827. The next prime is 409249332883. The reversal of 409249332832 is 238233942904.

It is a super-2 number, since 2×409249332832² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2040169 + ... + 2231767.

It is an arithmetic number, because the mean of its divisors is an integer number (33571912500).

Almost surely, 2^409249332832 is an apocalyptic number.

It is an amenable number.

409249332832 is a deficient number, since it is larger than the sum of its proper divisors (396476567168).

409249332832 is a wasteful number, since it uses less digits than its factorization.

409249332832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258358 (or 258350 counting only the distinct ones).

The product of its (nonzero) digits is 2239488, while the sum is 49.

The spelling of 409249332832 in words is "four hundred nine billion, two hundred forty-nine million, three hundred thirty-two thousand, eight hundred thirty-two".