23265220272445 has 16 divisors (see below), whose sum is σ = 28103846025600. Its totient is φ = 18488520558144.

The previous prime is 23265220272383. The next prime is 23265220272451. The reversal of 23265220272445 is 54427202256232.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23265220272445 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23265220272395 and 23265220272404.

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, 1246095 + ... + 6934204.

It is an arithmetic number, because the mean of its divisors is an integer number (1756490376600).

Almost surely, 2^{23265220272445} is an apocalyptic number.

It is an amenable number.

23265220272445 is a deficient number, since it is larger than the sum of its proper divisors (4838625753155).

23265220272445 is a wasteful number, since it uses less digits than its factorization.

23265220272445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8184084.

The product of its (nonzero) digits is 3225600, while the sum is 46.

The spelling of 23265220272445 in words is "twenty-three trillion, two hundred sixty-five billion, two hundred twenty million, two hundred seventy-two thousand, four hundred forty-five".