46646185356 has 18 divisors (see below), whose sum is σ = 117911190852. Its totient is φ = 15548728440.

The previous prime is 46646185331. The next prime is 46646185361. The reversal of 46646185356 is 65358164664.

46646185356 is a `hidden beast` number, since 4 + 66 + 46 + 1 + 8 + 535 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 647863650 + ... + 647863721.

It is an arithmetic number, because the mean of its divisors is an integer number (6550621714).

Almost surely, 2^46646185356 is an apocalyptic number.

It is an amenable number.

46646185356 is an abundant number, since it is smaller than the sum of its proper divisors (71265005496).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

46646185356 is a wasteful number, since it uses less digits than its factorization.

46646185356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1295727381 (or 1295727376 counting only the distinct ones).

The product of its digits is 12441600, while the sum is 54.

The spelling of 46646185356 in words is "forty-six billion, six hundred forty-six million, one hundred eighty-five thousand, three hundred fifty-six".