791245318850 has 72 divisors (see below), whose sum is σ = 1712941221888. Its totient is φ = 271134410400.

The previous prime is 791245318823. The next prime is 791245318921. The reversal of 791245318850 is 58813542197.

791245318850 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 = 791245318792 and 791245318801.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 4397759 + ... + 4574141.

It is an arithmetic number, because the mean of its divisors is an integer number (23790850304).

Almost surely, 2^791245318850 is an apocalyptic number.

791245318850 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

791245318850 is an abundant number, since it is smaller than the sum of its proper divisors (921695903038).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

791245318850 is a wasteful number, since it uses less digits than its factorization.

791245318850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178240 (or 178228 counting only the distinct ones).

The product of its (nonzero) digits is 2419200, while the sum is 53.

The spelling of 791245318850 in words is "seven hundred ninety-one billion, two hundred forty-five million, three hundred eighteen thousand, eight hundred fifty".