23364535220502 has 96 divisors (see below), whose sum is σ = 54538910419968. Its totient is φ = 6653416137984.

The previous prime is 23364535220387. The next prime is 23364535220527. The reversal of 23364535220502 is 20502253546332.

It is a super-2 number, since 2×23364535220502² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 289961023 + ... + 290041589.

It is an arithmetic number, because the mean of its divisors is an integer number (568113650208).

Almost surely, 2^{23364535220502} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23364535220502, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27269455209984).

23364535220502 is an abundant number, since it is smaller than the sum of its proper divisors (31174375199466).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23364535220502 is a wasteful number, since it uses less digits than its factorization.

23364535220502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83850 (or 83843 counting only the distinct ones).

The product of its (nonzero) digits is 1296000, while the sum is 42.

Adding to 23364535220502 its reverse (20502253546332), we get a palindrome (43866788766834).

The spelling of 23364535220502 in words is "twenty-three trillion, three hundred sixty-four billion, five hundred thirty-five million, two hundred twenty thousand, five hundred two".