23315210402463 has 48 divisors (see below), whose sum is σ = 38625282991360. Its totient is φ = 13275736403328.

The previous prime is 23315210402459. The next prime is 23315210402509. The reversal of 23315210402463 is 36420401251332.

23315210402463 is a `hidden beast` number, since 2 + 3 + 3 + 152 + 1 + 0 + 40 + 2 + 463 = 666.

It is not a de Polignac number, because 23315210402463 - 2² = 23315210402459 is a prime.

It is a super-2 number, since 2×23315210402463² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23315210902463) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 22871856 + ... + 23869482.

Almost surely, 2^{23315210402463} is an apocalyptic number.

23315210402463 is a deficient number, since it is larger than the sum of its proper divisors (15310072588897).

23315210402463 is a wasteful number, since it uses less digits than its factorization.

23315210402463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 998956 (or 998953 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 36.

Adding to 23315210402463 its reverse (36420401251332), we get a palindrome (59735611653795).

The spelling of 23315210402463 in words is "twenty-three trillion, three hundred fifteen billion, two hundred ten million, four hundred two thousand, four hundred sixty-three".