157613378 has 8 divisors (see below), whose sum is σ = 254606268. Its totient is φ = 72744624.

The previous prime is 157613371. The next prime is 157613383. The reversal of 157613378 is 873316751.

157613378 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 157076089 + 537289 = 12533^2 + 733^2 .

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

It is not an unprimeable number, because it can be changed into a prime (157613371) 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, 3031001 + ... + 3031052.

Almost surely, 2^157613378 is an apocalyptic number.

157613378 is a deficient number, since it is larger than the sum of its proper divisors (96992890).

157613378 is a wasteful number, since it uses less digits than its factorization.

157613378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6062068.

The product of its digits is 105840, while the sum is 41.

The square root of 157613378 is about 12554.4166730279. The cubic root of 157613378 is about 540.1707027768.

The spelling of 157613378 in words is "one hundred fifty-seven million, six hundred thirteen thousand, three hundred seventy-eight".