157202378 has 32 divisors (see below), whose sum is σ = 252149760. Its totient is φ = 73347120.

The previous prime is 157202369. The next prime is 157202389. The reversal of 157202378 is 873202751.

157202378 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 414593 + ... + 414971.

It is an arithmetic number, because the mean of its divisors is an integer number (7879680).

Almost surely, 2^157202378 is an apocalyptic number.

157202378 is a deficient number, since it is larger than the sum of its proper divisors (94947382).

157202378 is a wasteful number, since it uses less digits than its factorization.

157202378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 602.

The product of its (nonzero) digits is 23520, while the sum is 35.

The square root of 157202378 is about 12538.0372467145. The cubic root of 157202378 is about 539.7007692885.

The spelling of 157202378 in words is "one hundred fifty-seven million, two hundred two thousand, three hundred seventy-eight".