3303871856640 has 660 divisors, whose sum is σ = 11910922199064. Its totient is φ = 879742550016.

The previous prime is 3303871856611. The next prime is 3303871856699. The reversal of 3303871856640 is 466581783033.

3303871856640 is a `hidden beast` number, since 3 + 3 + 0 + 3 + 8 + 71 + 8 + 566 + 4 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 43 ways as a sum of consecutive naturals, for example, 4837293739 + ... + 4837294421.

Almost surely, 2^{3303871856640} is an apocalyptic number.

3303871856640 is a gapful number since it is divisible by the number (30) 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 3303871856640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5955461099532).

3303871856640 is an abundant number, since it is smaller than the sum of its proper divisors (8607050342424).

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

3303871856640 is an frugal number, since it uses more digits than its factorization.

3303871856640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 746 (or 693 counting only the distinct ones).

The product of its (nonzero) digits is 8709120, while the sum is 54.

The spelling of 3303871856640 in words is "three trillion, three hundred three billion, eight hundred seventy-one million, eight hundred fifty-six thousand, six hundred forty".