316509742942 has 8 divisors (see below), whose sum is σ = 476087079600. Its totient is φ = 157814049744.

The previous prime is 316509742921. The next prime is 316509742957. The reversal of 316509742942 is 249247905613.

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

It is a self number, because there is not a number n which added to its sum of digits gives 316509742942.

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, 220409967 + ... + 220411402.

It is an arithmetic number, because the mean of its divisors is an integer number (59510884950).

Almost surely, 2^316509742942 is an apocalyptic number.

316509742942 is a deficient number, since it is larger than the sum of its proper divisors (159577336658).

316509742942 is a wasteful number, since it uses less digits than its factorization.

316509742942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 440821730.

The product of its (nonzero) digits is 3265920, while the sum is 52.

The spelling of 316509742942 in words is "three hundred sixteen billion, five hundred nine million, seven hundred forty-two thousand, nine hundred forty-two".