23291261364 has 48 divisors (see below), whose sum is σ = 62521389056. Its totient is φ = 6610572000.

The previous prime is 23291261339. The next prime is 23291261369. The reversal of 23291261364 is 46316219232.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23291261369) 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, 905452 + ... + 930819.

Almost surely, 2^23291261364 is an apocalyptic number.

It is an amenable number.

23291261364 is an abundant number, since it is smaller than the sum of its proper divisors (39230127692).

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

23291261364 is a wasteful number, since it uses less digits than its factorization.

23291261364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1836436 (or 1836434 counting only the distinct ones).

The product of its digits is 93312, while the sum is 39.

The spelling of 23291261364 in words is "twenty-three billion, two hundred ninety-one million, two hundred sixty-one thousand, three hundred sixty-four".