23491222716 has 24 divisors (see below), whose sum is σ = 59029226704. Its totient is φ = 7228068480.

The previous prime is 23491222709. The next prime is 23491222757. The reversal of 23491222716 is 61722219432.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75292225 + ... + 75292536.

Almost surely, 2^23491222716 is an apocalyptic number.

23491222716 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

23491222716 is an abundant number, since it is smaller than the sum of its proper divisors (35538003988).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23491222716 is a wasteful number, since it uses less digits than its factorization.

23491222716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150584781 (or 150584779 counting only the distinct ones).

The product of its digits is 72576, while the sum is 39.

The spelling of 23491222716 in words is "twenty-three billion, four hundred ninety-one million, two hundred twenty-two thousand, seven hundred sixteen".