406731004331 has 8 divisors (see below), whose sum is σ = 407869888800. Its totient is φ = 405592379712.

The previous prime is 406731004319. The next prime is 406731004333. The reversal of 406731004331 is 133400137604.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 406731004331 - 2¹⁴ = 406730987947 is a prime.

It is a super-2 number, since 2×406731004331² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (406731004333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3315026 + ... + 3435528.

It is an arithmetic number, because the mean of its divisors is an integer number (50983736100).

Almost surely, 2^406731004331 is an apocalyptic number.

406731004331 is a deficient number, since it is larger than the sum of its proper divisors (1138884469).

406731004331 is a wasteful number, since it uses less digits than its factorization.

406731004331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129925.

The product of its (nonzero) digits is 18144, while the sum is 32.

The spelling of 406731004331 in words is "four hundred six billion, seven hundred thirty-one million, four thousand, three hundred thirty-one".