76107449018 has 4 divisors (see below), whose sum is σ = 114161173530. Its totient is φ = 38053724508.

The previous prime is 76107448981. The next prime is 76107449057. The reversal of 76107449018 is 81094470167.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 69117987409 + 6989461609 = 262903^2 + 83603^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19026862253 + ... + 19026862256.

Almost surely, 2^76107449018 is an apocalyptic number.

76107449018 is a deficient number, since it is larger than the sum of its proper divisors (38053724512).

76107449018 is a wasteful number, since it uses less digits than its factorization.

76107449018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38053724511.

The product of its (nonzero) digits is 338688, while the sum is 47.

The spelling of 76107449018 in words is "seventy-six billion, one hundred seven million, four hundred forty-nine thousand, eighteen".