799723522666 has 16 divisors (see below), whose sum is σ = 1251835772544. Its totient is φ = 382447559824.

The previous prime is 799723522621. The next prime is 799723522667. The reversal of 799723522666 is 666225327997.

799723522666 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 799723522598 and 799723522607.

It is not an unprimeable number, because it can be changed into a prime (799723522667) 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, 35425 + ... + 1265188.

It is an arithmetic number, because the mean of its divisors is an integer number (78239735784).

Almost surely, 2^799723522666 is an apocalyptic number.

799723522666 is a deficient number, since it is larger than the sum of its proper divisors (452112249878).

799723522666 is a wasteful number, since it uses less digits than its factorization.

799723522666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1314005.

The product of its digits is 102876480, while the sum is 64.

The spelling of 799723522666 in words is "seven hundred ninety-nine billion, seven hundred twenty-three million, five hundred twenty-two thousand, six hundred sixty-six".