23555790002236 has 24 divisors (see below), whose sum is σ = 42222913488000. Its totient is φ = 11494972742064.

The previous prime is 23555790002209. The next prime is 23555790002281. The reversal of 23555790002236 is 63220009755532.

It is a self number, because there is not a number n which added to its sum of digits gives 23555790002236.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 359005576 + ... + 359071183.

It is an arithmetic number, because the mean of its divisors is an integer number (1759288062000).

Almost surely, 2^{23555790002236} is an apocalyptic number.

It is an amenable number.

23555790002236 is a deficient number, since it is larger than the sum of its proper divisors (18667123485764).

23555790002236 is a wasteful number, since it uses less digits than its factorization.

23555790002236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 718076961 (or 718076959 counting only the distinct ones).

The product of its (nonzero) digits is 3402000, while the sum is 49.

Adding to 23555790002236 its reverse (63220009755532), we get a palindrome (86775799757768).

The spelling of 23555790002236 in words is "twenty-three trillion, five hundred fifty-five billion, seven hundred ninety million, two thousand, two hundred thirty-six".