236868860466 has 64 divisors (see below), whose sum is σ = 601690118400. Its totient is φ = 67663496448.

The previous prime is 236868860447. The next prime is 236868860479. The reversal of 236868860466 is 664068868632.

236868860466 is a `hidden beast` number, since 2 + 36 + 8 + 6 + 88 + 60 + 466 = 666.

It is a super-2 number, since 2×236868860466² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1947786 + ... + 2065818.

It is an arithmetic number, because the mean of its divisors is an integer number (9401408100).

Almost surely, 2^236868860466 is an apocalyptic number.

236868860466 is an abundant number, since it is smaller than the sum of its proper divisors (364821257934).

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

236868860466 is a wasteful number, since it uses less digits than its factorization.

236868860466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123360 (or 123354 counting only the distinct ones).

The product of its (nonzero) digits is 95551488, while the sum is 63.

The spelling of 236868860466 in words is "two hundred thirty-six billion, eight hundred sixty-eight million, eight hundred sixty thousand, four hundred sixty-six".