3378492957056 has 128 divisors (see below), whose sum is σ = 7943078737920. Its totient is φ = 1400716800000.

The previous prime is 3378492957011. The next prime is 3378492957113. The reversal of 3378492957056 is 6507592948733.

It is a tau number, because it is divible by the number of its divisors (128).

It is a super-2 number, since 2×3378492957056² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 83335511 + ... + 83376041.

It is an arithmetic number, because the mean of its divisors is an integer number (62055302640).

Almost surely, 2^{3378492957056} 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 3378492957056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3971539368960).

3378492957056 is an abundant number, since it is smaller than the sum of its proper divisors (4564585780864).

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

3378492957056 is a wasteful number, since it uses less digits than its factorization.

3378492957056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43584 (or 43572 counting only the distinct ones).

The product of its (nonzero) digits is 342921600, while the sum is 68.

The spelling of 3378492957056 in words is "three trillion, three hundred seventy-eight billion, four hundred ninety-two million, nine hundred fifty-seven thousand, fifty-six".