157945196 has 6 divisors (see below), whose sum is σ = 276404100. Its totient is φ = 78972596.

The previous prime is 157945171. The next prime is 157945199. The reversal of 157945196 is 691549751.

It is a self number, because there is not a number n which added to its sum of digits gives 157945196.

It is not an unprimeable number, because it can be changed into a prime (157945199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19743146 + ... + 19743153.

It is an arithmetic number, because the mean of its divisors is an integer number (46067350).

Almost surely, 2^157945196 is an apocalyptic number.

It is an amenable number.

157945196 is a deficient number, since it is larger than the sum of its proper divisors (118458904).

157945196 is a wasteful number, since it uses less digits than its factorization.

157945196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39486303 (or 39486301 counting only the distinct ones).

The product of its digits is 340200, while the sum is 47.

The square root of 157945196 is about 12567.6249148357. The cubic root of 157945196 is about 540.5495046484.

The spelling of 157945196 in words is "one hundred fifty-seven million, nine hundred forty-five thousand, one hundred ninety-six".