46512661531 has 8 divisors (see below), whose sum is σ = 53885510624. Its totient is φ = 39321858240.

The previous prime is 46512661499. The next prime is 46512661537. The reversal of 46512661531 is 13516621564.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 46512661531 - 2⁵ = 46512661499 is a prime.

It is a super-2 number, since 2×46512661531² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (46512661537) 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 7 ways as a sum of consecutive naturals, for example, 45510900 + ... + 45511921.

It is an arithmetic number, because the mean of its divisors is an integer number (6735688828).

Almost surely, 2^46512661531 is an apocalyptic number.

46512661531 is a deficient number, since it is larger than the sum of its proper divisors (7372849093).

46512661531 is an equidigital number, since it uses as much as digits as its factorization.

46512661531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91022901.

The product of its digits is 129600, while the sum is 40.

The spelling of 46512661531 in words is "forty-six billion, five hundred twelve million, six hundred sixty-one thousand, five hundred thirty-one".