46864064581 has 8 divisors (see below), whose sum is σ = 48319992864. Its totient is φ = 45424775760.

The previous prime is 46864064521. The next prime is 46864064587. The reversal of 46864064581 is 18546046864.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 46864064581 - 2²¹ = 46861967429 is a prime.

It is a super-2 number, since 2×46864064581² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46864064587) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4154146 + ... + 4165411.

It is an arithmetic number, because the mean of its divisors is an integer number (6039999108).

Almost surely, 2^46864064581 is an apocalyptic number.

It is an amenable number.

46864064581 is a deficient number, since it is larger than the sum of its proper divisors (1455928283).

46864064581 is a wasteful number, since it uses less digits than its factorization.

46864064581 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8319731.

The product of its (nonzero) digits is 4423680, while the sum is 52.

The spelling of 46864064581 in words is "forty-six billion, eight hundred sixty-four million, sixty-four thousand, five hundred eighty-one".