23515453423 has 8 divisors (see below), whose sum is σ = 29317968000. Its totient is φ = 18323729880.

The previous prime is 23515453421. The next prime is 23515453433. The reversal of 23515453423 is 32435451532.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 23515453423 - 2¹ = 23515453421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23515453421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 152697673 + ... + 152697826.

It is an arithmetic number, because the mean of its divisors is an integer number (3664746000).

Almost surely, 2^23515453423 is an apocalyptic number.

23515453423 is a deficient number, since it is larger than the sum of its proper divisors (5802514577).

23515453423 is a wasteful number, since it uses less digits than its factorization.

23515453423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 305395517.

The product of its digits is 216000, while the sum is 37.

The spelling of 23515453423 in words is "twenty-three billion, five hundred fifteen million, four hundred fifty-three thousand, four hundred twenty-three".