23261350260405 has 32 divisors (see below), whose sum is σ = 37752743478528. Its totient is φ = 12227955264000.

The previous prime is 23261350260373. The next prime is 23261350260437. The reversal of 23261350260405 is 50406205316232.

It is an interprime number because it is at equal distance from previous prime (23261350260373) and next prime (23261350260437).

It is not a de Polignac number, because 23261350260405 - 2⁵ = 23261350260373 is a prime.

It is a super-2 number, since 2×23261350260405² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 870705 + ... + 6876105.

It is an arithmetic number, because the mean of its divisors is an integer number (1179773233704).

Almost surely, 2^{23261350260405} is an apocalyptic number.

It is an amenable number.

23261350260405 is a deficient number, since it is larger than the sum of its proper divisors (14491393218123).

23261350260405 is a wasteful number, since it uses less digits than its factorization.

23261350260405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6009117.

The product of its (nonzero) digits is 259200, while the sum is 39.

Adding to 23261350260405 its reverse (50406205316232), we get a palindrome (73667555576637).

The spelling of 23261350260405 in words is "twenty-three trillion, two hundred sixty-one billion, three hundred fifty million, two hundred sixty thousand, four hundred five".