791587949785196 has 48 divisors (see below), whose sum is σ = 1477676261922336. Its totient is φ = 369751336157184.

The previous prime is 791587949785187. The next prime is 791587949785231. The reversal of 791587949785196 is 691587949785197.

It is a super-2 number, since 2×791587949785196² (a number of 31 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 791587949785099 and 791587949785108.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 75082061 + ... + 84973476.

It is an arithmetic number, because the mean of its divisors is an integer number (30784922123382).

Almost surely, 2^{791587949785196} is an apocalyptic number.

It is an amenable number.

791587949785196 is a deficient number, since it is larger than the sum of its proper divisors (686088312137140).

791587949785196 is a wasteful number, since it uses less digits than its factorization.

791587949785196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160056098 (or 160056096 counting only the distinct ones).

The product of its digits is 86416243200, while the sum is 95.

Subtracting from 791587949785196 its reverse (691587949785197), we obtain a palindrome (99999999999999).

The spelling of 791587949785196 in words is "seven hundred ninety-one trillion, five hundred eighty-seven billion, nine hundred forty-nine million, seven hundred eighty-five thousand, one hundred ninety-six".