6398412652280 has 64 divisors (see below), whose sum is σ = 16629029693280. Its totient is φ = 2189831065600.

The previous prime is 6398412652259. The next prime is 6398412652319. The reversal of 6398412652280 is 822562148936.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 427693901 + ... + 427708860.

Almost surely, 2^{6398412652280} is an apocalyptic number.

It is an amenable number.

6398412652280 is an abundant number, since it is smaller than the sum of its proper divisors (10230617041000).

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

6398412652280 is a wasteful number, since it uses less digits than its factorization.

6398412652280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 855402800 (or 855402796 counting only the distinct ones).

The product of its (nonzero) digits is 9953280, while the sum is 56.

The spelling of 6398412652280 in words is "six trillion, three hundred ninety-eight billion, four hundred twelve million, six hundred fifty-two thousand, two hundred eighty".