23802568555164 has 48 divisors (see below), whose sum is σ = 63492246182400. Its totient is φ = 6798727083456.

The previous prime is 23802568555163. The next prime is 23802568555201. The reversal of 23802568555164 is 46155586520832.

It is a super-2 number, since 2×23802568555164² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 23802568555098 and 23802568555107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23802568555163) 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, 41521744 + ... + 42091095.

It is an arithmetic number, because the mean of its divisors is an integer number (1322755128800).

Almost surely, 2^{23802568555164} is an apocalyptic number.

It is an amenable number.

23802568555164 is an abundant number, since it is smaller than the sum of its proper divisors (39689677627236).

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

23802568555164 is a wasteful number, since it uses less digits than its factorization.

23802568555164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83616242 (or 83616240 counting only the distinct ones).

The product of its (nonzero) digits is 69120000, while the sum is 60.

The spelling of 23802568555164 in words is "twenty-three trillion, eight hundred two billion, five hundred sixty-eight million, five hundred fifty-five thousand, one hundred sixty-four".