23715237151438 has 24 divisors (see below), whose sum is σ = 41388613869600. Its totient is φ = 10161721670688.

The previous prime is 23715237151421. The next prime is 23715237151439. The reversal of 23715237151438 is 83415173251732.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23715237151439) by changing a digit.

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 in 11 ways as a sum of consecutive naturals, for example, 22717798 + ... + 23738761.

It is an arithmetic number, because the mean of its divisors is an integer number (1724525577900).

Almost surely, 2^{23715237151438} is an apocalyptic number.

23715237151438 is a deficient number, since it is larger than the sum of its proper divisors (17673376718162).

23715237151438 is a wasteful number, since it uses less digits than its factorization.

23715237151438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46461784 (or 46461777 counting only the distinct ones).

The product of its digits is 4233600, while the sum is 52.

The spelling of 23715237151438 in words is "twenty-three trillion, seven hundred fifteen billion, two hundred thirty-seven million, one hundred fifty-one thousand, four hundred thirty-eight".