46664131517 has 2 divisors, whose sum is σ = 46664131518. Its totient is φ = 46664131516.

The previous prime is 46664131489. The next prime is 46664131607. The reversal of 46664131517 is 71513146664.

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., 46480772836 + 183358681 = 215594^2 + 13541^2 .

It is a cyclic number.

It is not a de Polignac number, because 46664131517 - 2³² = 42369164221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (46664133517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23332065758 + 23332065759.

It is an arithmetic number, because the mean of its divisors is an integer number (23332065759).

Almost surely, 2^46664131517 is an apocalyptic number.

It is an amenable number.

46664131517 is a deficient number, since it is larger than the sum of its proper divisors (1).

46664131517 is an equidigital number, since it uses as much as digits as its factorization.

46664131517 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 362880, while the sum is 44.

The spelling of 46664131517 in words is "forty-six billion, six hundred sixty-four million, one hundred thirty-one thousand, five hundred seventeen".