23313630044251 has 4 divisors (see below), whose sum is σ = 24685020046872. Its totient is φ = 21942240041632.

The previous prime is 23313630044233. The next prime is 23313630044303. The reversal of 23313630044251 is 15244003631332.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 23313630044251 - 2³⁷ = 23176191090779 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 23313630044251.

It is not an unprimeable number, because it can be changed into a prime (23313630144251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 685695001285 + ... + 685695001318.

It is an arithmetic number, because the mean of its divisors is an integer number (6171255011718).

Almost surely, 2^{23313630044251} is an apocalyptic number.

23313630044251 is a deficient number, since it is larger than the sum of its proper divisors (1371390002621).

23313630044251 is a wasteful number, since it uses less digits than its factorization.

23313630044251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1371390002620.

The product of its (nonzero) digits is 155520, while the sum is 37.

Adding to 23313630044251 its reverse (15244003631332), we get a palindrome (38557633675583).

The spelling of 23313630044251 in words is "twenty-three trillion, three hundred thirteen billion, six hundred thirty million, forty-four thousand, two hundred fifty-one".