97078849790 has 64 divisors (see below), whose sum is σ = 191204375040. Its totient is φ = 35273577600.

The previous prime is 97078849781. The next prime is 97078849859. The reversal of 97078849790 is 9794887079.

It is a self number, because there is not a number n which added to its sum of digits gives 97078849790.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2077301 + ... + 2123519.

It is an arithmetic number, because the mean of its divisors is an integer number (2987568360).

Almost surely, 2^97078849790 is an apocalyptic number.

97078849790 is a deficient number, since it is larger than the sum of its proper divisors (94125525250).

97078849790 is a wasteful number, since it uses less digits than its factorization.

97078849790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46497.

The product of its (nonzero) digits is 64012032, while the sum is 68.

The spelling of 97078849790 in words is "ninety-seven billion, seventy-eight million, eight hundred forty-nine thousand, seven hundred ninety".