23402117668356 has 48 divisors (see below), whose sum is σ = 69339607908480. Its totient is φ = 6686319333600.

The previous prime is 23402117668351. The next prime is 23402117668367. The reversal of 23402117668356 is 65386671120432.

23402117668356 is a `hidden beast` number, since 2 + 3 + 4 + 0 + 211 + 76 + 6 + 8 + 356 = 666.

It is a super-3 number, since 3×23402117668356³ (a number of 41 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (23402117668351) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15477590295 + ... + 15477591806.

It is an arithmetic number, because the mean of its divisors is an integer number (1444575164760).

Almost surely, 2^{23402117668356} is an apocalyptic number.

It is an amenable number.

23402117668356 is an abundant number, since it is smaller than the sum of its proper divisors (45937490240124).

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

23402117668356 is a wasteful number, since it uses less digits than its factorization.

23402117668356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30955182121 (or 30955182113 counting only the distinct ones).

The product of its (nonzero) digits is 8709120, while the sum is 54.

Adding to 23402117668356 its reverse (65386671120432), we get a palindrome (88788788788788).

The spelling of 23402117668356 in words is "twenty-three trillion, four hundred two billion, one hundred seventeen million, six hundred sixty-eight thousand, three hundred fifty-six".