797511378 has 64 divisors (see below), whose sum is σ = 1737936000. Its totient is φ = 243032064.

The previous prime is 797511343. The next prime is 797511383. The reversal of 797511378 is 873115797.

797511378 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 534858 + ... + 536346.

It is an arithmetic number, because the mean of its divisors is an integer number (27155250).

Almost surely, 2^797511378 is an apocalyptic number.

797511378 is an abundant number, since it is smaller than the sum of its proper divisors (940424622).

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

797511378 is a wasteful number, since it uses less digits than its factorization.

797511378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1659.

The product of its digits is 370440, while the sum is 48.

The square root of 797511378 is about 28240.2439437056. The cubic root of 797511378 is about 927.3541701788.

The spelling of 797511378 in words is "seven hundred ninety-seven million, five hundred eleven thousand, three hundred seventy-eight".