23291116983 has 6 divisors (see below), whose sum is σ = 33642724544. Its totient is φ = 15527411316.

The previous prime is 23291116973. The next prime is 23291116993. The reversal of 23291116983 is 38961119232.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (23291116973) and next prime (23291116993).

It is a de Polignac number, because none of the positive numbers 2^k-23291116983 is a prime.

It is a super-2 number, since 2×23291116983² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23291116973) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1293950935 + ... + 1293950952.

Almost surely, 2^23291116983 is an apocalyptic number.

23291116983 is a deficient number, since it is larger than the sum of its proper divisors (10351607561).

23291116983 is a wasteful number, since it uses less digits than its factorization.

23291116983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2587901893 (or 2587901890 counting only the distinct ones).

The product of its digits is 139968, while the sum is 45.

The spelling of 23291116983 in words is "twenty-three billion, two hundred ninety-one million, one hundred sixteen thousand, nine hundred eighty-three".