23400512414537 has 2 divisors, whose sum is σ = 23400512414538. Its totient is φ = 23400512414536.

The previous prime is 23400512414441. The next prime is 23400512414551. The reversal of 23400512414537 is 73541421500432.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19899949996096 + 3500562418441 = 4460936^2 + 1870979^2 .

It is a cyclic number.

It is not a de Polignac number, because 23400512414537 - 2⁸ = 23400512414281 is a prime.

It is a super-5 number, since 5×23400512414537⁵ (a number of 68 digits) contains 55555 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 23400512414494 and 23400512414503.

It is not a weakly prime, because it can be changed into another prime (23400512414557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11700256207268 + 11700256207269.

It is an arithmetic number, because the mean of its divisors is an integer number (11700256207269).

Almost surely, 2^{23400512414537} is an apocalyptic number.

It is an amenable number.

23400512414537 is a deficient number, since it is larger than the sum of its proper divisors (1).

23400512414537 is an equidigital number, since it uses as much as digits as its factorization.

23400512414537 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 403200, while the sum is 41.

Adding to 23400512414537 its reverse (73541421500432), we get a palindrome (96941933914969).

The spelling of 23400512414537 in words is "twenty-three trillion, four hundred billion, five hundred twelve million, four hundred fourteen thousand, five hundred thirty-seven".