406908422705 has 16 divisors (see below), whose sum is σ = 498782914560. Its totient is φ = 318534412992.

The previous prime is 406908422629. The next prime is 406908422737. The reversal of 406908422705 is 507224809604.

It is not a de Polignac number, because 406908422705 - 2⁸ = 406908422449 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a self number, because there is not a number n which added to its sum of digits gives 406908422705.

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, 968576 + ... + 1323614.

It is an arithmetic number, because the mean of its divisors is an integer number (31173932160).

Almost surely, 2^406908422705 is an apocalyptic number.

It is an amenable number.

406908422705 is a deficient number, since it is larger than the sum of its proper divisors (91874491855).

406908422705 is a wasteful number, since it uses less digits than its factorization.

406908422705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 359968.

The product of its (nonzero) digits is 967680, while the sum is 47.

The spelling of 406908422705 in words is "four hundred six billion, nine hundred eight million, four hundred twenty-two thousand, seven hundred five".