76810650194 has 8 divisors (see below), whose sum is σ = 115257895500. Its totient is φ = 38391351696.

The previous prime is 76810650149. The next prime is 76810650199. The reversal of 76810650194 is 49105601867.

It can be written as a sum of positive squares in 2 ways, for example, as 71982207025 + 4828443169 = 268295^2 + 69487^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (76810650199) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6979829 + ... + 6990824.

Almost surely, 2^76810650194 is an apocalyptic number.

76810650194 is a deficient number, since it is larger than the sum of its proper divisors (38447245306).

76810650194 is a wasteful number, since it uses less digits than its factorization.

76810650194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13973404.

The product of its (nonzero) digits is 362880, while the sum is 47.

The spelling of 76810650194 in words is "seventy-six billion, eight hundred ten million, six hundred fifty thousand, one hundred ninety-four".