23149689862 has 16 divisors (see below), whose sum is σ = 38307743712. Its totient is φ = 10423874880.

The previous prime is 23149689839. The next prime is 23149689869. The reversal of 23149689862 is 26898694132.

It is a junction number, because it is equal to n+sod(n) for n = 23149689797 and 23149689806.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23149689869) 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, 10857138 + ... + 10859269.

It is an arithmetic number, because the mean of its divisors is an integer number (2394233982).

Almost surely, 2^23149689862 is an apocalyptic number.

23149689862 is a deficient number, since it is larger than the sum of its proper divisors (15158053850).

23149689862 is a wasteful number, since it uses less digits than its factorization.

23149689862 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21716463.

The product of its digits is 8957952, while the sum is 58.

The spelling of 23149689862 in words is "twenty-three billion, one hundred forty-nine million, six hundred eighty-nine thousand, eight hundred sixty-two".