23445523500451 has 32 divisors (see below), whose sum is σ = 26846308839168. Its totient is φ = 20283677890560.

The previous prime is 23445523500407. The next prime is 23445523500493. The reversal of 23445523500451 is 15400532554432.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23445523500451 is a prime.

It is a super-2 number, since 2×23445523500451² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 23445523500398 and 23445523500407.

It is not an unprimeable number, because it can be changed into a prime (23445523500851) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 106468806 + ... + 106688788.

It is an arithmetic number, because the mean of its divisors is an integer number (838947151224).

Almost surely, 2^{23445523500451} is an apocalyptic number.

23445523500451 is a deficient number, since it is larger than the sum of its proper divisors (3400785338717).

23445523500451 is a wasteful number, since it uses less digits than its factorization.

23445523500451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222031.

The product of its (nonzero) digits is 1440000, while the sum is 43.

The spelling of 23445523500451 in words is "twenty-three trillion, four hundred forty-five billion, five hundred twenty-three million, five hundred thousand, four hundred fifty-one".