115823644388438 has 24 divisors (see below), whose sum is σ = 212737306023000. Its totient is φ = 47026141329888.

The previous prime is 115823644388411. The next prime is 115823644388467. The reversal of 115823644388438 is 834883446328511.

It is a super-3 number, since 3×115823644388438³ (a number of 43 digits) contains 333 as substring.

It is a hoax number, since the sum of its digits (68) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31101943463 + ... + 31101947186.

It is an arithmetic number, because the mean of its divisors is an integer number (8864054417625).

Almost surely, 2^{115823644388438} is an apocalyptic number.

115823644388438 is a deficient number, since it is larger than the sum of its proper divisors (96913661634562).

115823644388438 is a wasteful number, since it uses less digits than its factorization.

115823644388438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62203890684 (or 62203890677 counting only the distinct ones).

The product of its digits is 424673280, while the sum is 68.

The spelling of 115823644388438 in words is "one hundred fifteen trillion, eight hundred twenty-three billion, six hundred forty-four million, three hundred eighty-eight thousand, four hundred thirty-eight".