46997886517 has 4 divisors (see below), whose sum is σ = 47035881196. Its totient is φ = 46959891840.

The previous prime is 46997886491. The next prime is 46997886527. The reversal of 46997886517 is 71568879964.

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 41300807076 + 5697079441 = 203226^2 + 75479^2 .

It is a cyclic number.

It is not a de Polignac number, because 46997886517 - 2⁷ = 46997886389 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46997886527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18995484 + ... + 18997957.

It is an arithmetic number, because the mean of its divisors is an integer number (11758970299).

Almost surely, 2^46997886517 is an apocalyptic number.

It is an amenable number.

46997886517 is a deficient number, since it is larger than the sum of its proper divisors (37994679).

46997886517 is a wasteful number, since it uses less digits than its factorization.

46997886517 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37994678.

The product of its digits is 182891520, while the sum is 70.

The spelling of 46997886517 in words is "forty-six billion, nine hundred ninety-seven million, eight hundred eighty-six thousand, five hundred seventeen".