678363357 has 16 divisors (see below), whose sum is σ = 1078640640. Its totient is φ = 370782192.

The previous prime is 678363349. The next prime is 678363391. The reversal of 678363357 is 753363876.

It is not a de Polignac number, because 678363357 - 2³ = 678363349 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (678363317) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 701757 + ... + 702722.

It is an arithmetic number, because the mean of its divisors is an integer number (67415040).

Almost surely, 2^678363357 is an apocalyptic number.

It is an amenable number.

678363357 is a deficient number, since it is larger than the sum of its proper divisors (400277283).

678363357 is a wasteful number, since it uses less digits than its factorization.

678363357 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1404512.

The product of its digits is 1905120, while the sum is 48.

The square root of 678363357 is about 26045.4095187617. The cubic root of 678363357 is about 878.6598735054.

The spelling of 678363357 in words is "six hundred seventy-eight million, three hundred sixty-three thousand, three hundred fifty-seven".