23261663535351 has 4 divisors (see below), whose sum is σ = 31015551380472. Its totient is φ = 15507775690232.

The previous prime is 23261663535349. The next prime is 23261663535379. The reversal of 23261663535351 is 15353536616232.

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 23261663535351 - 2¹ = 23261663535349 is a prime.

It is a super-2 number, since 2×23261663535351² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 23261663535294 and 23261663535303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23261663535301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3876943922556 + ... + 3876943922561.

It is an arithmetic number, because the mean of its divisors is an integer number (7753887845118).

Almost surely, 2^{23261663535351} is an apocalyptic number.

23261663535351 is a deficient number, since it is larger than the sum of its proper divisors (7753887845121).

23261663535351 is an equidigital number, since it uses as much as digits as its factorization.

23261663535351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7753887845120.

The product of its digits is 8748000, while the sum is 51.

The spelling of 23261663535351 in words is "twenty-three trillion, two hundred sixty-one billion, six hundred sixty-three million, five hundred thirty-five thousand, three hundred fifty-one".