46818786865 has 16 divisors (see below), whose sum is σ = 56912585040. Its totient is φ = 36969799680.

The previous prime is 46818786803. The next prime is 46818786881. The reversal of 46818786865 is 56868781864.

It can be written as a sum of positive squares in 8 ways, for example, as 1511110129 + 45307676736 = 38873^2 + 212856^2 .

It is not a de Polignac number, because 46818786865 - 2²¹ = 46816689713 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 46818786865.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 165595 + ... + 347935.

It is an arithmetic number, because the mean of its divisors is an integer number (3557036565).

Almost surely, 2^46818786865 is an apocalyptic number.

It is an amenable number.

46818786865 is a deficient number, since it is larger than the sum of its proper divisors (10093798175).

46818786865 is a wasteful number, since it uses less digits than its factorization.

46818786865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183012.

The product of its digits is 123863040, while the sum is 67.

The spelling of 46818786865 in words is "forty-six billion, eight hundred eighteen million, seven hundred eighty-six thousand, eight hundred sixty-five".