157146316318 has 4 divisors (see below), whose sum is σ = 235719474480. Its totient is φ = 78573158158.

The previous prime is 157146316309. The next prime is 157146316357. The reversal of 157146316318 is 813613641751.

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, 39286579078 + ... + 39286579081.

It is an arithmetic number, because the mean of its divisors is an integer number (58929868620).

Almost surely, 2^157146316318 is an apocalyptic number.

157146316318 is a deficient number, since it is larger than the sum of its proper divisors (78573158162).

157146316318 is an equidigital number, since it uses as much as digits as its factorization.

157146316318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78573158161.

The product of its digits is 362880, while the sum is 46.

The spelling of 157146316318 in words is "one hundred fifty-seven billion, one hundred forty-six million, three hundred sixteen thousand, three hundred eighteen".