23355451513831 has 2 divisors, whose sum is σ = 23355451513832. Its totient is φ = 23355451513830.

The previous prime is 23355451513817. The next prime is 23355451513937. The reversal of 23355451513831 is 13831515455332.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23355451513831 - 2¹⁹ = 23355450989543 is a prime.

It is a super-2 number, since 2×23355451513831² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23355451511831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11677725756915 + 11677725756916.

It is an arithmetic number, because the mean of its divisors is an integer number (11677725756916).

Almost surely, 2^{23355451513831} is an apocalyptic number.

23355451513831 is a deficient number, since it is larger than the sum of its proper divisors (1).

23355451513831 is an equidigital number, since it uses as much as digits as its factorization.

23355451513831 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3240000, while the sum is 49.

The spelling of 23355451513831 in words is "twenty-three trillion, three hundred fifty-five billion, four hundred fifty-one million, five hundred thirteen thousand, eight hundred thirty-one".