3200571428668 has 12 divisors (see below), whose sum is σ = 5601224313720. Its totient is φ = 1600221624752.

The previous prime is 3200571428657. The next prime is 3200571428699. The reversal of 3200571428668 is 8668241750023.

It is a super-2 number, since 2×3200571428668² (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 3 ways as a sum of consecutive naturals, for example, 15909946 + ... + 16109857.

It is an arithmetic number, because the mean of its divisors is an integer number (466768692810).

Almost surely, 2^{3200571428668} is an apocalyptic number.

It is an amenable number.

3200571428668 is a deficient number, since it is larger than the sum of its proper divisors (2400652885052).

3200571428668 is a wasteful number, since it uses less digits than its factorization.

3200571428668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32044796 (or 32044794 counting only the distinct ones).

The product of its (nonzero) digits is 3870720, while the sum is 52.

The spelling of 3200571428668 in words is "three trillion, two hundred billion, five hundred seventy-one million, four hundred twenty-eight thousand, six hundred sixty-eight".