339986543616 has 220 divisors, whose sum is σ = 1074992293188. Its totient is φ = 106662002688.

The previous prime is 339986543581. The next prime is 339986543621. The reversal of 339986543616 is 616345689933.

339986543616 is a `hidden beast` number, since 3 + 3 + 9 + 9 + 8 + 6 + 5 + 4 + 3 + 616 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 317987721216 + 21998822400 = 563904^2 + 148320^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1289490 + ... + 1530606.

Almost surely, 2^339986543616 is an apocalyptic number.

339986543616 is a gapful number since it is divisible by the number (36) 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 339986543616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (537496146594).

339986543616 is an abundant number, since it is smaller than the sum of its proper divisors (735005749572).

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

339986543616 is a wasteful number, since it uses less digits than its factorization.

339986543616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241166 (or 241139 counting only the distinct ones).

The product of its digits is 75582720, while the sum is 63.

The spelling of 339986543616 in words is "three hundred thirty-nine billion, nine hundred eighty-six million, five hundred forty-three thousand, six hundred sixteen".