76381881375 has 16 divisors (see below), whose sum is σ = 127099451232. Its totient is φ = 40737003200.

The previous prime is 76381881371. The next prime is 76381881383. The reversal of 76381881375 is 57318818367.

It is not a de Polignac number, because 76381881375 - 2² = 76381881371 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76381881371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 101842134 + ... + 101842883.

It is an arithmetic number, because the mean of its divisors is an integer number (7943715702).

Almost surely, 2^76381881375 is an apocalyptic number.

76381881375 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

76381881375 is a deficient number, since it is larger than the sum of its proper divisors (50717569857).

76381881375 is a wasteful number, since it uses less digits than its factorization.

76381881375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203685035 (or 203685025 counting only the distinct ones).

The product of its digits is 6773760, while the sum is 57.

The spelling of 76381881375 in words is "seventy-six billion, three hundred eighty-one million, eight hundred eighty-one thousand, three hundred seventy-five".