406626455613043 has 4 divisors (see below), whose sum is σ = 406627028623368. Its totient is φ = 406625882602720.

The previous prime is 406626455613031. The next prime is 406626455613071. The reversal of 406626455613043 is 340316554626604.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-406626455613043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (406626455613943) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 285439393 + ... + 286860418.

It is an arithmetic number, because the mean of its divisors is an integer number (101656757155842).

Almost surely, 2^{406626455613043} is an apocalyptic number.

406626455613043 is a deficient number, since it is larger than the sum of its proper divisors (573010325).

406626455613043 is an equidigital number, since it uses as much as digits as its factorization.

406626455613043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 573010324.

The product of its (nonzero) digits is 37324800, while the sum is 55.

The spelling of 406626455613043 in words is "four hundred six trillion, six hundred twenty-six billion, four hundred fifty-five million, six hundred thirteen thousand, forty-three".