236478676923 has 12 divisors (see below), whose sum is σ = 341585261160. Its totient is φ = 157650166656.

The previous prime is 236478676901. The next prime is 236478676997. The reversal of 236478676923 is 329676874632.

236478676923 is a `hidden beast` number, since 2 + 3 + 6 + 478 + 6 + 76 + 92 + 3 = 666.

It is not a de Polignac number, because 236478676923 - 2²¹ = 236476579771 is a prime.

It is a super-2 number, since 2×236478676923² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (236478672923) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 669640 + ... + 959882.

It is an arithmetic number, because the mean of its divisors is an integer number (28465438430).

Almost surely, 2^236478676923 is an apocalyptic number.

236478676923 is a deficient number, since it is larger than the sum of its proper divisors (105106584237).

236478676923 is a wasteful number, since it uses less digits than its factorization.

236478676923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 380778 (or 380775 counting only the distinct ones).

The product of its digits is 109734912, while the sum is 63.

The spelling of 236478676923 in words is "two hundred thirty-six billion, four hundred seventy-eight million, six hundred seventy-six thousand, nine hundred twenty-three".