23144353202115 has 32 divisors (see below), whose sum is σ = 41155487631360. Its totient is φ = 12340663792992.

The previous prime is 23144353202059. The next prime is 23144353202153. The reversal of 23144353202115 is 51120235344132.

23144353202115 is a `hidden beast` number, since 2 + 3 + 1 + 4 + 4 + 3 + 532 + 0 + 2 + 115 = 666.

It is not a de Polignac number, because 23144353202115 - 2⁸ = 23144353201859 is a prime.

It is a super-2 number, since 2×23144353202115² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 23144353202115.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20213349 + ... + 21327638.

It is an arithmetic number, because the mean of its divisors is an integer number (1286108988480).

Almost surely, 2^{23144353202115} is an apocalyptic number.

23144353202115 is a deficient number, since it is larger than the sum of its proper divisors (18011134429245).

23144353202115 is a wasteful number, since it uses less digits than its factorization.

23144353202115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41545128 (or 41545122 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

Adding to 23144353202115 its reverse (51120235344132), we get a palindrome (74264588546247).

The spelling of 23144353202115 in words is "twenty-three trillion, one hundred forty-four billion, three hundred fifty-three million, two hundred two thousand, one hundred fifteen".