46947785918 has 8 divisors (see below), whose sum is σ = 76823649720. Its totient is φ = 21339902680.

The previous prime is 46947785903. The next prime is 46947785947. The reversal of 46947785918 is 81958774964.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1066995113 + ... + 1066995156.

It is an arithmetic number, because the mean of its divisors is an integer number (9602956215).

Almost surely, 2^46947785918 is an apocalyptic number.

46947785918 is a deficient number, since it is larger than the sum of its proper divisors (29875863802).

46947785918 is a wasteful number, since it uses less digits than its factorization.

46947785918 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2133990282.

The product of its digits is 121927680, while the sum is 68.

The spelling of 46947785918 in words is "forty-six billion, nine hundred forty-seven million, seven hundred eighty-five thousand, nine hundred eighteen".