79785795 has 16 divisors (see below), whose sum is σ = 130771872. Its totient is φ = 41514240.

The previous prime is 79785791. The next prime is 79785799. The reversal of 79785795 is 59758797.

It is an interprime number because it is at equal distance from previous prime (79785791) and next prime (79785799).

It is not a de Polignac number, because 79785795 - 2² = 79785791 is a prime.

It is not an unprimeable number, because it can be changed into a prime (79785791) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64252 + ... + 65481.

It is an arithmetic number, because the mean of its divisors is an integer number (8173242).

Almost surely, 2^79785795 is an apocalyptic number.

79785795 is a deficient number, since it is larger than the sum of its proper divisors (50986077).

79785795 is a wasteful number, since it uses less digits than its factorization.

79785795 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129782.

The product of its digits is 5556600, while the sum is 57.

The square root of 79785795 is about 8932.2894601552. The cubic root of 79785795 is about 430.5020186842.

The spelling of 79785795 in words is "seventy-nine million, seven hundred eighty-five thousand, seven hundred ninety-five".