78929600016309 has 32 divisors (see below), whose sum is σ = 121003852118016. Its totient is φ = 44828857149120.

The previous prime is 78929600016299. The next prime is 78929600016347. The reversal of 78929600016309 is 90361000692987.

It is not a de Polignac number, because 78929600016309 - 2⁹ = 78929600015797 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (78929601016309) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 41902419 + ... + 43745535.

It is an arithmetic number, because the mean of its divisors is an integer number (3781370378688).

Almost surely, 2^{78929600016309} is an apocalyptic number.

It is an amenable number.

78929600016309 is a deficient number, since it is larger than the sum of its proper divisors (42074252101707).

78929600016309 is a wasteful number, since it uses less digits than its factorization.

78929600016309 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1855505.

The product of its (nonzero) digits is 8817984, while the sum is 60.

The spelling of 78929600016309 in words is "seventy-eight trillion, nine hundred twenty-nine billion, six hundred million, sixteen thousand, three hundred nine".