76838541518 has 16 divisors (see below), whose sum is σ = 117947195520. Its totient is φ = 37522945656.

The previous prime is 76838541517. The next prime is 76838541569. The reversal of 76838541518 is 81514583867.

It is a super-2 number, since 2×76838541518² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76838541517) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1508063 + ... + 1558181.

It is an arithmetic number, because the mean of its divisors is an integer number (7371699720).

Almost surely, 2^76838541518 is an apocalyptic number.

76838541518 is a deficient number, since it is larger than the sum of its proper divisors (41108654002).

76838541518 is a wasteful number, since it uses less digits than its factorization.

76838541518 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67991.

The product of its digits is 6451200, while the sum is 56.

The spelling of 76838541518 in words is "seventy-six billion, eight hundred thirty-eight million, five hundred forty-one thousand, five hundred eighteen".