3703703978000 has 320 divisors, whose sum is σ = 9703185623040. Its totient is φ = 1359224064000.

The previous prime is 3703703977927. The next prime is 3703703978027. The reversal of 3703703978000 is 8793073073.

It is a happy number.

It is a hoax number, since the sum of its digits (47) coincides with the sum of the digits of its distinct prime factors.

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, 5223841646 + ... + 5223842354.

It is an arithmetic number, because the mean of its divisors is an integer number (30322455072).

Almost surely, 2^{3703703978000} 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 3703703978000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4851592811520).

3703703978000 is an abundant number, since it is smaller than the sum of its proper divisors (5999481645040).

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

3703703978000 is a wasteful number, since it uses less digits than its factorization.

3703703978000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1683 (or 1667 counting only the distinct ones).

The product of its (nonzero) digits is 666792, while the sum is 47.

The spelling of 3703703978000 in words is "three trillion, seven hundred three billion, seven hundred three million, nine hundred seventy-eight thousand".