406500931473 has 128 divisors (see below), whose sum is σ = 718029312000. Its totient is φ = 202704768000.

The previous prime is 406500931439. The next prime is 406500931493. The reversal of 406500931473 is 374139005604.

It is not a de Polignac number, because 406500931473 - 2⁹ = 406500930961 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (406500931493) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 145125673 + ... + 145128473.

It is an arithmetic number, because the mean of its divisors is an integer number (5609604000).

Almost surely, 2^406500931473 is an apocalyptic number.

It is an amenable number.

406500931473 is a deficient number, since it is larger than the sum of its proper divisors (311528380527).

406500931473 is a wasteful number, since it uses less digits than its factorization.

406500931473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3428 (or 3414 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 42.

The spelling of 406500931473 in words is "four hundred six billion, five hundred million, nine hundred thirty-one thousand, four hundred seventy-three".