157238383837186 has 8 divisors (see below), whose sum is σ = 246112252962624. Its totient is φ = 75200966182980.

The previous prime is 157238383837159. The next prime is 157238383837187. The reversal of 157238383837186 is 681738383832751.

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 (157238383837187) 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, 1709112867750 + ... + 1709112867841.

It is an arithmetic number, because the mean of its divisors is an integer number (30764031620328).

Almost surely, 2^{157238383837186} is an apocalyptic number.

157238383837186 is a deficient number, since it is larger than the sum of its proper divisors (88873869125438).

157238383837186 is a wasteful number, since it uses less digits than its factorization.

157238383837186 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3418225735616.

The product of its digits is 975421440, while the sum is 73.

The spelling of 157238383837186 in words is "one hundred fifty-seven trillion, two hundred thirty-eight billion, three hundred eighty-three million, eight hundred thirty-seven thousand, one hundred eighty-six".