3201671202880 has 56 divisors (see below), whose sum is σ = 7699464575640. Its totient is φ = 1267988582400.

The previous prime is 3201671202869. The next prime is 3201671202881. The reversal of 3201671202880 is 882021761023.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1921750057984 + 1279921144896 = 1386272^2 + 1131336^2 .

It is a super-2 number, since 2×3201671202880² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is not an unprimeable number, because it can be changed into a prime (3201671202881) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49498485 + ... + 49563124.

Almost surely, 2^{3201671202880} is an apocalyptic number.

It is an amenable number.

3201671202880 is an abundant number, since it is smaller than the sum of its proper divisors (4497793372760).

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

3201671202880 is a wasteful number, since it uses less digits than its factorization.

3201671202880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99061727 (or 99061717 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 40.

The spelling of 3201671202880 in words is "three trillion, two hundred one billion, six hundred seventy-one million, two hundred two thousand, eight hundred eighty".