23040221523365 has 8 divisors (see below), whose sum is σ = 27648314921088. Its totient is φ = 18432144490000.

The previous prime is 23040221523359. The next prime is 23040221523391. The reversal of 23040221523365 is 56332512204032.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-23040221523365 is a prime.

It is a super-3 number, since 3×23040221523365³ (a number of 41 digits) contains 333 as substring.

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 7 ways as a sum of consecutive naturals, for example, 744761 + ... + 6828990.

It is an arithmetic number, because the mean of its divisors is an integer number (3456039365136).

Almost surely, 2^{23040221523365} is an apocalyptic number.

It is an amenable number.

23040221523365 is a deficient number, since it is larger than the sum of its proper divisors (4608093397723).

23040221523365 is an equidigital number, since it uses as much as digits as its factorization.

23040221523365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8182179.

The product of its (nonzero) digits is 259200, while the sum is 38.

Adding to 23040221523365 its reverse (56332512204032), we get a palindrome (79372733727397).

The spelling of 23040221523365 in words is "twenty-three trillion, forty billion, two hundred twenty-one million, five hundred twenty-three thousand, three hundred sixty-five".