23144240550502 has 4 divisors (see below), whose sum is σ = 34716360825756. Its totient is φ = 11572120275250.

The previous prime is 23144240550499. The next prime is 23144240550511. The reversal of 23144240550502 is 20505504244132.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×23144240550502² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5786060137624 + ... + 5786060137627.

It is an arithmetic number, because the mean of its divisors is an integer number (8679090206439).

Almost surely, 2^{23144240550502} is an apocalyptic number.

23144240550502 is a deficient number, since it is larger than the sum of its proper divisors (11572120275254).

23144240550502 is a wasteful number, since it uses less digits than its factorization.

23144240550502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11572120275253.

The product of its (nonzero) digits is 192000, while the sum is 37.

Adding to 23144240550502 its reverse (20505504244132), we get a palindrome (43649744794634).

The spelling of 23144240550502 in words is "twenty-three trillion, one hundred forty-four billion, two hundred forty million, five hundred fifty thousand, five hundred two".