46664632405 has 4 divisors (see below), whose sum is σ = 55997558892. Its totient is φ = 37331705920.

The previous prime is 46664632381. The next prime is 46664632423. The reversal of 46664632405 is 50423646664.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 14382245476 + 32282386929 = 119926^2 + 179673^2 .

It is not a de Polignac number, because 46664632405 - 2³¹ = 44517148757 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4666463236 + ... + 4666463245.

It is an arithmetic number, because the mean of its divisors is an integer number (13999389723).

Almost surely, 2^46664632405 is an apocalyptic number.

It is an amenable number.

46664632405 is a deficient number, since it is larger than the sum of its proper divisors (9332926487).

46664632405 is an equidigital number, since it uses as much as digits as its factorization.

46664632405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9332926486.

The product of its (nonzero) digits is 2488320, while the sum is 46.

The spelling of 46664632405 in words is "forty-six billion, six hundred sixty-four million, six hundred thirty-two thousand, four hundred five".