76394465066 has 8 divisors (see below), whose sum is σ = 114704821764. Its totient is φ = 38159524480.

The previous prime is 76394465039. The next prime is 76394465087. The reversal of 76394465066 is 66056449367.

It can be written as a sum of positive squares in 2 ways, for example, as 53443730041 + 22950735025 = 231179^2 + 151495^2 .

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

It is a super-2 number, since 2×76394465066² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18851495 + ... + 18855546.

Almost surely, 2^76394465066 is an apocalyptic number.

76394465066 is a deficient number, since it is larger than the sum of its proper divisors (38310356698).

76394465066 is a wasteful number, since it uses less digits than its factorization.

76394465066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37708056.

The product of its (nonzero) digits is 19595520, while the sum is 56.

The spelling of 76394465066 in words is "seventy-six billion, three hundred ninety-four million, four hundred sixty-five thousand, sixty-six".