3200997363928 has 256 divisors, whose sum is σ = 7948267326720. Its totient is φ = 1172657405952.

The previous prime is 3200997363841. The next prime is 3200997363943. The reversal of 3200997363928 is 8293637990023.

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, 207673950 + ... + 207689362.

It is an arithmetic number, because the mean of its divisors is an integer number (31047919245).

Almost surely, 2^{3200997363928} 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 3200997363928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3974133663360).

3200997363928 is an abundant number, since it is smaller than the sum of its proper divisors (4747269962792).

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

3200997363928 is a wasteful number, since it uses less digits than its factorization.

3200997363928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15726 (or 15722 counting only the distinct ones).

The product of its (nonzero) digits is 26453952, while the sum is 61.

The spelling of 3200997363928 in words is "three trillion, two hundred billion, nine hundred ninety-seven million, three hundred sixty-three thousand, nine hundred twenty-eight".