79852025940 has 48 divisors (see below), whose sum is σ = 223617989952. Its totient is φ = 21290795776.

The previous prime is 79852025879. The next prime is 79852025941. The reversal of 79852025940 is 4952025897.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79852025941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 338632 + ... + 523808.

It is an arithmetic number, because the mean of its divisors is an integer number (4658708124).

Almost surely, 2^79852025940 is an apocalyptic number.

It is an amenable number.

79852025940 is an abundant number, since it is smaller than the sum of its proper divisors (143765964012).

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

79852025940 is a wasteful number, since it uses less digits than its factorization.

79852025940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192376 (or 192374 counting only the distinct ones).

The product of its (nonzero) digits is 1814400, while the sum is 51.

The spelling of 79852025940 in words is "seventy-nine billion, eight hundred fifty-two million, twenty-five thousand, nine hundred forty".