785296042172 has 48 divisors (see below), whose sum is σ = 1460314336320. Its totient is φ = 368803008000.

The previous prime is 785296042171. The next prime is 785296042189. The reversal of 785296042172 is 271240692587.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (785296042171) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38407472 + ... + 38427912.

It is an arithmetic number, because the mean of its divisors is an integer number (30423215340).

Almost surely, 2^785296042172 is an apocalyptic number.

It is an amenable number.

785296042172 is a deficient number, since it is larger than the sum of its proper divisors (675018294148).

785296042172 is a wasteful number, since it uses less digits than its factorization.

785296042172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29462 (or 29460 counting only the distinct ones).

The product of its (nonzero) digits is 3386880, while the sum is 53.

The spelling of 785296042172 in words is "seven hundred eighty-five billion, two hundred ninety-six million, forty-two thousand, one hundred seventy-two".