76740922018 has 4 divisors (see below), whose sum is σ = 115111383030. Its totient is φ = 38370461008.

The previous prime is 76740922007. The next prime is 76740922057. The reversal of 76740922018 is 81022904767.

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., 75118201929 + 1622720089 = 274077^2 + 40283^2 .

It is a super-2 number, since 2×76740922018² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19185230503 + ... + 19185230506.

Almost surely, 2^76740922018 is an apocalyptic number.

76740922018 is a deficient number, since it is larger than the sum of its proper divisors (38370461012).

76740922018 is a wasteful number, since it uses less digits than its factorization.

76740922018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38370461011.

The product of its (nonzero) digits is 338688, while the sum is 46.

The spelling of 76740922018 in words is "seventy-six billion, seven hundred forty million, nine hundred twenty-two thousand, eighteen".