23665527314405 has 16 divisors (see below), whose sum is σ = 29069668450944. Its totient is φ = 18485386019520.

The previous prime is 23665527314339. The next prime is 23665527314413. The reversal of 23665527314405 is 50441372556632.

It is not a de Polignac number, because 23665527314405 - 2¹⁸ = 23665527052261 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19489529 + ... + 20668158.

It is an arithmetic number, because the mean of its divisors is an integer number (1816854278184).

Almost surely, 2^{23665527314405} is an apocalyptic number.

It is an amenable number.

23665527314405 is a deficient number, since it is larger than the sum of its proper divisors (5404141136539).

23665527314405 is a wasteful number, since it uses less digits than its factorization.

23665527314405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40160476.

The product of its (nonzero) digits is 18144000, while the sum is 53.

The spelling of 23665527314405 in words is "twenty-three trillion, six hundred sixty-five billion, five hundred twenty-seven million, three hundred fourteen thousand, four hundred five".