157378268 has 6 divisors (see below), whose sum is σ = 275411976. Its totient is φ = 78689132.

The previous prime is 157378241. The next prime is 157378271. The reversal of 157378268 is 862873751.

It is a happy number.

157378268 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19672280 + ... + 19672287.

It is an arithmetic number, because the mean of its divisors is an integer number (45901996).

Almost surely, 2^157378268 is an apocalyptic number.

It is an amenable number.

157378268 is a deficient number, since it is larger than the sum of its proper divisors (118033708).

157378268 is a wasteful number, since it uses less digits than its factorization.

157378268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39344571 (or 39344569 counting only the distinct ones).

The product of its digits is 564480, while the sum is 47.

The square root of 157378268 is about 12545.0495415522. The cubic root of 157378268 is about 539.9019803798.

The spelling of 157378268 in words is "one hundred fifty-seven million, three hundred seventy-eight thousand, two hundred sixty-eight".