23311024536413 has 4 divisors (see below), whose sum is σ = 24324547342368. Its totient is φ = 22297501730460.

The previous prime is 23311024536409. The next prime is 23311024536473. The reversal of 23311024536413 is 31463542011332.

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 23311024536413 - 2² = 23311024536409 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23311024536473) 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, 506761402943 + ... + 506761402988.

It is an arithmetic number, because the mean of its divisors is an integer number (6081136835592).

Almost surely, 2^{23311024536413} is an apocalyptic number.

23311024536413 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

23311024536413 is a deficient number, since it is larger than the sum of its proper divisors (1013522805955).

23311024536413 is a wasteful number, since it uses less digits than its factorization.

23311024536413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1013522805954.

The product of its (nonzero) digits is 155520, while the sum is 38.

Adding to 23311024536413 its reverse (31463542011332), we get a palindrome (54774566547745).

The spelling of 23311024536413 in words is "twenty-three trillion, three hundred eleven billion, twenty-four million, five hundred thirty-six thousand, four hundred thirteen".