157317303146 has 8 divisors (see below), whose sum is σ = 235991323044. Its totient is φ = 78653528800.

The previous prime is 157317303137. The next prime is 157317303191. The reversal of 157317303146 is 641303713751.

It can be written as a sum of positive squares in 2 ways, for example, as 147083755225 + 10233547921 = 383515^2 + 101161^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×157317303146² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2522885 + ... + 2584488.

Almost surely, 2^157317303146 is an apocalyptic number.

157317303146 is a deficient number, since it is larger than the sum of its proper divisors (78674019898).

157317303146 is a wasteful number, since it uses less digits than its factorization.

157317303146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5122776.

The product of its (nonzero) digits is 158760, while the sum is 41.

The spelling of 157317303146 in words is "one hundred fifty-seven billion, three hundred seventeen million, three hundred three thousand, one hundred forty-six".