1708402134656 has 256 divisors, whose sum is σ = 4171392000000. Its totient is φ = 680634814464.

The previous prime is 1708402134629. The next prime is 1708402134661. The reversal of 1708402134656 is 6564312048071.

It is a self number, because there is not a number n which added to its sum of digits gives 1708402134656.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 712129745 + ... + 712132143.

It is an arithmetic number, because the mean of its divisors is an integer number (16294500000).

Almost surely, 2^{1708402134656} is an apocalyptic number.

1708402134656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1708402134656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2085696000000).

1708402134656 is an abundant number, since it is smaller than the sum of its proper divisors (2462989865344).

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

1708402134656 is a wasteful number, since it uses less digits than its factorization.

1708402134656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3207 (or 3195 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 47.

The spelling of 1708402134656 in words is "one trillion, seven hundred eight billion, four hundred two million, one hundred thirty-four thousand, six hundred fifty-six".