799752257997 has 24 divisors (see below), whose sum is σ = 1353198628512. Its totient is φ = 415455717600.

The previous prime is 799752257981. The next prime is 799752258017.

799752257997 is nontrivially palindromic in base 10.

799752257997 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 799752257997 - 2⁴ = 799752257981 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (799752257977) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 247293454 + ... + 247296687.

It is an arithmetic number, because the mean of its divisors is an integer number (56383276188).

Almost surely, 2^799752257997 is an apocalyptic number.

799752257997 is a gapful number since it is divisible by the number (77) formed by its first and last digit.

It is an amenable number.

799752257997 is a deficient number, since it is larger than the sum of its proper divisors (553446370515).

799752257997 is a wasteful number, since it uses less digits than its factorization.

799752257997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 494590169 (or 494590162 counting only the distinct ones).

The product of its digits is 1575296100, while the sum is 78.

The spelling of 799752257997 in words is "seven hundred ninety-nine billion, seven hundred fifty-two million, two hundred fifty-seven thousand, nine hundred ninety-seven".