23412553513 has 4 divisors (see below), whose sum is σ = 23414215680. Its totient is φ = 23410891348.

The previous prime is 23412553481. The next prime is 23412553537. The reversal of 23412553513 is 31535521432.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 23412553513 - 2⁵ = 23412553481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23412553013) 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, 809773 + ... + 838186.

It is an arithmetic number, because the mean of its divisors is an integer number (5853553920).

Almost surely, 2^23412553513 is an apocalyptic number.

It is an amenable number.

23412553513 is a deficient number, since it is larger than the sum of its proper divisors (1662167).

23412553513 is a wasteful number, since it uses less digits than its factorization.

23412553513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1662166.

The product of its digits is 54000, while the sum is 34.

The spelling of 23412553513 in words is "twenty-three billion, four hundred twelve million, five hundred fifty-three thousand, five hundred thirteen".