46146623681 has 4 divisors (see below), whose sum is σ = 46150405764. Its totient is φ = 46142841600.

The previous prime is 46146623671. The next prime is 46146623701. The reversal of 46146623681 is 18632664164.

46146623681 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 33085791025 + 13060832656 = 181895^2 + 114284^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-46146623681 is a prime.

It is a super-2 number, since 2×46146623681² (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 (46146623671) 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, 1872680 + ... + 1897161.

It is an arithmetic number, because the mean of its divisors is an integer number (11537601441).

Almost surely, 2^46146623681 is an apocalyptic number.

It is an amenable number.

46146623681 is a deficient number, since it is larger than the sum of its proper divisors (3782083).

46146623681 is a wasteful number, since it uses less digits than its factorization.

46146623681 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3782082.

The product of its digits is 995328, while the sum is 47.

The spelling of 46146623681 in words is "forty-six billion, one hundred forty-six million, six hundred twenty-three thousand, six hundred eighty-one".