23541545151 has 24 divisors (see below), whose sum is σ = 35313997680. Its totient is φ = 15094173696.

The previous prime is 23541545147. The next prime is 23541545177. The reversal of 23541545151 is 15154514532.

23541545151 is a `hidden beast` number, since 2 + 354 + 154 + 5 + 151 = 666.

It is not a de Polignac number, because 23541545151 - 2² = 23541545147 is a prime.

It is a super-2 number, since 2×23541545151² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23541525151) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 108405 + ... + 242558.

It is an arithmetic number, because the mean of its divisors is an integer number (1471416570).

Almost surely, 2^23541545151 is an apocalyptic number.

23541545151 is a deficient number, since it is larger than the sum of its proper divisors (11772452529).

23541545151 is a wasteful number, since it uses less digits than its factorization.

23541545151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351255 (or 351252 counting only the distinct ones).

The product of its digits is 60000, while the sum is 36.

The spelling of 23541545151 in words is "twenty-three billion, five hundred forty-one million, five hundred forty-five thousand, one hundred fifty-one".