46561867331 has 4 divisors (see below), whose sum is σ = 53213562672. Its totient is φ = 39910171992.

The previous prime is 46561867309. The next prime is 46561867333. The reversal of 46561867331 is 13376816564.

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

It is a cyclic number.

It is not a de Polignac number, because 46561867331 - 2²⁶ = 46494758467 is a prime.

It is a super-2 number, since 2×46561867331² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 46561867331.

It is not an unprimeable number, because it can be changed into a prime (46561867333) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3325847660 + ... + 3325847673.

It is an arithmetic number, because the mean of its divisors is an integer number (13303390668).

Almost surely, 2^46561867331 is an apocalyptic number.

46561867331 is a deficient number, since it is larger than the sum of its proper divisors (6651695341).

46561867331 is an equidigital number, since it uses as much as digits as its factorization.

46561867331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6651695340.

The product of its digits is 2177280, while the sum is 50.

The spelling of 46561867331 in words is "forty-six billion, five hundred sixty-one million, eight hundred sixty-seven thousand, three hundred thirty-one".