23154322525 has 12 divisors (see below), whose sum is σ = 29959680672. Its totient is φ = 17718089840.

The previous prime is 23154322489. The next prime is 23154322577. The reversal of 23154322525 is 52522345132.

It is not a de Polignac number, because 23154322525 - 2¹⁷ = 23154191453 is a prime.

It is a super-2 number, since 2×23154322525² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20133619 + ... + 20134768.

It is an arithmetic number, because the mean of its divisors is an integer number (2496640056).

Almost surely, 2^23154322525 is an apocalyptic number.

23154322525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

23154322525 is a deficient number, since it is larger than the sum of its proper divisors (6805358147).

23154322525 is a wasteful number, since it uses less digits than its factorization.

23154322525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40268420 (or 40268415 counting only the distinct ones).

The product of its digits is 72000, while the sum is 34.

Adding to 23154322525 its reverse (52522345132), we get a palindrome (75676667657).

The spelling of 23154322525 in words is "twenty-three billion, one hundred fifty-four million, three hundred twenty-two thousand, five hundred twenty-five".