409966830631 has 16 divisors (see below), whose sum is σ = 424556326656. Its totient is φ = 395604000000.

The previous prime is 409966830527. The next prime is 409966830641. The reversal of 409966830631 is 136038669904.

It is a cyclic number.

It is not a de Polignac number, because 409966830631 - 2⁷ = 409966830503 is a prime.

It is a super-2 number, since 2×409966830631² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (409966830641) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4053781 + ... + 4153681.

It is an arithmetic number, because the mean of its divisors is an integer number (26534770416).

Almost surely, 2^409966830631 is an apocalyptic number.

409966830631 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

409966830631 is a deficient number, since it is larger than the sum of its proper divisors (14589496025).

409966830631 is a wasteful number, since it uses less digits than its factorization.

409966830631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101034.

The product of its (nonzero) digits is 5038848, while the sum is 55.

The spelling of 409966830631 in words is "four hundred nine billion, nine hundred sixty-six million, eight hundred thirty thousand, six hundred thirty-one".