46581795181 has 4 divisors (see below), whose sum is σ = 46585152864. Its totient is φ = 46578437500.

The previous prime is 46581795179. The next prime is 46581795223. The reversal of 46581795181 is 18159718564.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 46581795181 - 2¹ = 46581795179 is a prime.

It is a super-2 number, since 2×46581795181² (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 (46581795131) 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, 1657945 + ... + 1685806.

It is an arithmetic number, because the mean of its divisors is an integer number (11646288216).

Almost surely, 2^46581795181 is an apocalyptic number.

It is an amenable number.

46581795181 is a deficient number, since it is larger than the sum of its proper divisors (3357683).

46581795181 is a wasteful number, since it uses less digits than its factorization.

46581795181 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3357682.

The product of its digits is 2419200, while the sum is 55.

The spelling of 46581795181 in words is "forty-six billion, five hundred eighty-one million, seven hundred ninety-five thousand, one hundred eighty-one".