23149774603 has 4 divisors (see below), whose sum is σ = 23409884520. Its totient is φ = 22889664688.

The previous prime is 23149774513. The next prime is 23149774649. The reversal of 23149774603 is 30647794132.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23149774603 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23149774693) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 130054825 + ... + 130055002.

It is an arithmetic number, because the mean of its divisors is an integer number (5852471130).

Almost surely, 2^23149774603 is an apocalyptic number.

23149774603 is a deficient number, since it is larger than the sum of its proper divisors (260109917).

23149774603 is an equidigital number, since it uses as much as digits as its factorization.

23149774603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260109916.

The product of its (nonzero) digits is 762048, while the sum is 46.

The spelling of 23149774603 in words is "twenty-three billion, one hundred forty-nine million, seven hundred seventy-four thousand, six hundred three".