339522142842 has 96 divisors (see below), whose sum is σ = 763689260880. Its totient is φ = 108885934080.

The previous prime is 339522142807. The next prime is 339522142849. The reversal of 339522142842 is 248241225933.

339522142842 is a `hidden beast` number, since 3 + 3 + 9 + 522 + 1 + 42 + 84 + 2 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 56786413401 + 282735729441 = 238299^2 + 531729^2 .

It is not an unprimeable number, because it can be changed into a prime (339522142849) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 309500038 + ... + 309501134.

Almost surely, 2^339522142842 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 339522142842, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (381844630440).

339522142842 is an abundant number, since it is smaller than the sum of its proper divisors (424167118038).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

339522142842 is a wasteful number, since it uses less digits than its factorization.

339522142842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2688 (or 2685 counting only the distinct ones).

The product of its digits is 829440, while the sum is 45.

The spelling of 339522142842 in words is "three hundred thirty-nine billion, five hundred twenty-two million, one hundred forty-two thousand, eight hundred forty-two".