46688442013 has 2 divisors, whose sum is σ = 46688442014. Its totient is φ = 46688442012.

The previous prime is 46688441981. The next prime is 46688442083. The reversal of 46688442013 is 31024488664.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 46260696889 + 427745124 = 215083^2 + 20682^2 .

It is a cyclic number.

It is not a de Polignac number, because 46688442013 - 2⁵ = 46688441981 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (46688442083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23344221006 + 23344221007.

It is an arithmetic number, because the mean of its divisors is an integer number (23344221007).

Almost surely, 2^46688442013 is an apocalyptic number.

It is an amenable number.

46688442013 is a deficient number, since it is larger than the sum of its proper divisors (1).

46688442013 is an equidigital number, since it uses as much as digits as its factorization.

46688442013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 884736, while the sum is 46.

The spelling of 46688442013 in words is "forty-six billion, six hundred eighty-eight million, four hundred forty-two thousand, thirteen".