23365415604261 has 32 divisors (see below), whose sum is σ = 31485228556288. Its totient is φ = 15411558052800.

The previous prime is 23365415604211. The next prime is 23365415604283. The reversal of 23365415604261 is 16240651456332.

It is not a de Polignac number, because 23365415604261 - 2¹³ = 23365415596069 is a prime.

It is a super-2 number, since 2×23365415604261² (a number of 28 digits) contains 22 as substring.

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 23365415604261.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23365415604211) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1848962235 + ... + 1848974871.

It is an arithmetic number, because the mean of its divisors is an integer number (983913392384).

Almost surely, 2^{23365415604261} is an apocalyptic number.

It is an amenable number.

23365415604261 is a deficient number, since it is larger than the sum of its proper divisors (8119812952027).

23365415604261 is a wasteful number, since it uses less digits than its factorization.

23365415604261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17761.

The product of its (nonzero) digits is 3110400, while the sum is 48.

The spelling of 23365415604261 in words is "twenty-three trillion, three hundred sixty-five billion, four hundred fifteen million, six hundred four thousand, two hundred sixty-one".