78794851350 has 24 divisors (see below), whose sum is σ = 195411231720. Its totient is φ = 21011960320.

The previous prime is 78794851321. The next prime is 78794851357. The reversal of 78794851350 is 5315849787.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (78794851357) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 262649355 + ... + 262649654.

It is an arithmetic number, because the mean of its divisors is an integer number (8142134655).

Almost surely, 2^78794851350 is an apocalyptic number.

78794851350 is an abundant number, since it is smaller than the sum of its proper divisors (116616380370).

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

78794851350 is a wasteful number, since it uses less digits than its factorization.

78794851350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 525299024 (or 525299019 counting only the distinct ones).

The product of its (nonzero) digits is 8467200, while the sum is 57.

The spelling of 78794851350 in words is "seventy-eight billion, seven hundred ninety-four million, eight hundred fifty-one thousand, three hundred fifty".