340848739840 has 640 divisors, whose sum is σ = 1039842017280. Its totient is φ = 104509440000.

The previous prime is 340848739837. The next prime is 340848739877. The reversal of 340848739840 is 48937848043.

It is a tau number, because it is divible by the number of its divisors (640).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 453859465 + ... + 453860215.

It is an arithmetic number, because the mean of its divisors is an integer number (1624753152).

Almost surely, 2^340848739840 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 340848739840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (519921008640).

340848739840 is an abundant number, since it is smaller than the sum of its proper divisors (698993277440).

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

340848739840 is a wasteful number, since it uses less digits than its factorization.

340848739840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 874 (or 858 counting only the distinct ones).

The product of its (nonzero) digits is 18579456, while the sum is 58.

The spelling of 340848739840 in words is "three hundred forty billion, eight hundred forty-eight million, seven hundred thirty-nine thousand, eight hundred forty".