315742140502 has 8 divisors (see below), whose sum is σ = 473637693312. Its totient is φ = 157862909400.

The previous prime is 315742140499. The next prime is 315742140517. The reversal of 315742140502 is 205041247513.

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

It is a congruent number.

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, 4031949 + ... + 4109512.

It is an arithmetic number, because the mean of its divisors is an integer number (59204711664).

Almost surely, 2^315742140502 is an apocalyptic number.

315742140502 is a deficient number, since it is larger than the sum of its proper divisors (157895552810).

315742140502 is a wasteful number, since it uses less digits than its factorization.

315742140502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8160854.

The product of its (nonzero) digits is 33600, while the sum is 34.

The spelling of 315742140502 in words is "three hundred fifteen billion, seven hundred forty-two million, one hundred forty thousand, five hundred two".