678242885702 has 8 divisors (see below), whose sum is σ = 1017714067200. Its totient is φ = 339004863304.

The previous prime is 678242885681. The next prime is 678242885767. The reversal of 678242885702 is 207588242876.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58282502 + ... + 58294137.

It is an arithmetic number, because the mean of its divisors is an integer number (127214258400).

Almost surely, 2^678242885702 is an apocalyptic number.

678242885702 is a deficient number, since it is larger than the sum of its proper divisors (339471181498).

678242885702 is a wasteful number, since it uses less digits than its factorization.

678242885702 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116579550.

The product of its (nonzero) digits is 24084480, while the sum is 59.

The spelling of 678242885702 in words is "six hundred seventy-eight billion, two hundred forty-two million, eight hundred eighty-five thousand, seven hundred two".