157143580158 has 16 divisors (see below), whose sum is σ = 314301929616. Its totient is φ = 52378731840.

The previous prime is 157143580129. The next prime is 157143580177. The reversal of 157143580158 is 851085341751.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 474591 + ... + 734522.

It is an arithmetic number, because the mean of its divisors is an integer number (19643870601).

Almost surely, 2^157143580158 is an apocalyptic number.

157143580158 is an abundant number, since it is smaller than the sum of its proper divisors (157158349458).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

157143580158 is a wasteful number, since it uses less digits than its factorization.

157143580158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1230779.

The product of its (nonzero) digits is 672000, while the sum is 48.

The spelling of 157143580158 in words is "one hundred fifty-seven billion, one hundred forty-three million, five hundred eighty thousand, one hundred fifty-eight".