157146277142 has 4 divisors (see below), whose sum is σ = 235719415716. Its totient is φ = 78573138570.

The previous prime is 157146277121. The next prime is 157146277153. The reversal of 157146277142 is 241772641751.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39286569284 + ... + 39286569287.

It is an arithmetic number, because the mean of its divisors is an integer number (58929853929).

Almost surely, 2^157146277142 is an apocalyptic number.

157146277142 is a deficient number, since it is larger than the sum of its proper divisors (78573138574).

157146277142 is an equidigital number, since it uses as much as digits as its factorization.

157146277142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78573138573.

The product of its digits is 658560, while the sum is 47.

The spelling of 157146277142 in words is "one hundred fifty-seven billion, one hundred forty-six million, two hundred seventy-seven thousand, one hundred forty-two".