157768368 has 20 divisors (see below), whose sum is σ = 407568408. Its totient is φ = 52589440.

The previous prime is 157768361. The next prime is 157768379. The reversal of 157768368 is 863867751.

157768368 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 157768368.

It is not an unprimeable number, because it can be changed into a prime (157768361) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1643373 + ... + 1643468.

Almost surely, 2^157768368 is an apocalyptic number.

It is an amenable number.

157768368 is an abundant number, since it is smaller than the sum of its proper divisors (249800040).

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

157768368 is a wasteful number, since it uses less digits than its factorization.

157768368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3286852 (or 3286846 counting only the distinct ones).

The product of its digits is 1693440, while the sum is 51.

The square root of 157768368 is about 12560.5878843309. The cubic root of 157768368 is about 540.3477047351.

It can be divided in two parts, 1577683 and 68, that added together give a palindrome (1577751).

The spelling of 157768368 in words is "one hundred fifty-seven million, seven hundred sixty-eight thousand, three hundred sixty-eight".