799488142947 has 80 divisors (see below), whose sum is σ = 1433498441760. Its totient is φ = 438680613888.

The previous prime is 799488142907. The next prime is 799488142949. The reversal of 799488142947 is 749241884997.

799488142947 is a `hidden beast` number, since 7 + 99 + 488 + 14 + 2 + 9 + 47 = 666.

It is not a de Polignac number, because 799488142947 - 2²² = 799483948643 is a prime.

It is not an unprimeable number, because it can be changed into a prime (799488142949) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 835188 + ... + 1515425.

It is an arithmetic number, because the mean of its divisors is an integer number (17918730522).

Almost surely, 2^799488142947 is an apocalyptic number.

799488142947 is a deficient number, since it is larger than the sum of its proper divisors (634010298813).

799488142947 is a wasteful number, since it uses less digits than its factorization.

799488142947 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2350674 (or 2350665 counting only the distinct ones).

The product of its digits is 292626432, while the sum is 72.

The spelling of 799488142947 in words is "seven hundred ninety-nine billion, four hundred eighty-eight million, one hundred forty-two thousand, nine hundred forty-seven".