23501274497 has 16 divisors (see below), whose sum is σ = 25094278272. Its totient is φ = 21975338880.

The previous prime is 23501274479. The next prime is 23501274509. The reversal of 23501274497 is 79447210532.

It is a cyclic number.

It is not a de Polignac number, because 23501274497 - 2⁸ = 23501274241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23501274427) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13973 + ... + 217250.

It is an arithmetic number, because the mean of its divisors is an integer number (1568392392).

Almost surely, 2^23501274497 is an apocalyptic number.

It is an amenable number.

23501274497 is a deficient number, since it is larger than the sum of its proper divisors (1593003775).

23501274497 is a wasteful number, since it uses less digits than its factorization.

23501274497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231368.

The product of its (nonzero) digits is 423360, while the sum is 44.

The spelling of 23501274497 in words is "twenty-three billion, five hundred one million, two hundred seventy-four thousand, four hundred ninety-seven".