715283840242 has 8 divisors (see below), whose sum is σ = 1093169642796. Its totient is φ = 350893959312.

The previous prime is 715283840231. The next prime is 715283840263. The reversal of 715283840242 is 242048382517.

It can be written as a sum of positive squares in 2 ways, for example, as 615548515761 + 99735324481 = 784569^2 + 315809^2 .

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

It is a super-2 number, since 2×715283840242² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 715283840192 and 715283840201.

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, 3373980273 + ... + 3373980484.

Almost surely, 2^715283840242 is an apocalyptic number.

715283840242 is a deficient number, since it is larger than the sum of its proper divisors (377885802554).

715283840242 is a wasteful number, since it uses less digits than its factorization.

715283840242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6747960812.

The product of its (nonzero) digits is 860160, while the sum is 46.

The spelling of 715283840242 in words is "seven hundred fifteen billion, two hundred eighty-three million, eight hundred forty thousand, two hundred forty-two".