23200451253565 has 16 divisors (see below), whose sum is σ = 27898613433216. Its totient is φ = 18521650100800.

The previous prime is 23200451253563. The next prime is 23200451253583. The reversal of 23200451253565 is 56535215400232.

It is not a de Polignac number, because 23200451253565 - 2¹ = 23200451253563 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23200451253563) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52170744 + ... + 52613566.

It is an arithmetic number, because the mean of its divisors is an integer number (1743663339576).

Almost surely, 2^{23200451253565} is an apocalyptic number.

It is an amenable number.

23200451253565 is a deficient number, since it is larger than the sum of its proper divisors (4698162179651).

23200451253565 is a wasteful number, since it uses less digits than its factorization.

23200451253565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 464660.

The product of its (nonzero) digits is 1080000, while the sum is 43.

Adding to 23200451253565 its reverse (56535215400232), we get a palindrome (79735666653797).

The spelling of 23200451253565 in words is "twenty-three trillion, two hundred billion, four hundred fifty-one million, two hundred fifty-three thousand, five hundred sixty-five".