6206202640 has 40 divisors (see below), whose sum is σ = 15741188928. Its totient is φ = 2256800640.

The previous prime is 6206202553. The next prime is 6206202661. The reversal of 6206202640 is 462026026.

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 6206202599 and 6206202608.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3525372 + ... + 3527131.

Almost surely, 2^6206202640 is an apocalyptic number.

It is an amenable number.

6206202640 is an abundant number, since it is smaller than the sum of its proper divisors (9534986288).

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

6206202640 is a wasteful number, since it uses less digits than its factorization.

6206202640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7052527 (or 7052521 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 6206202640 is about 78779.4556975358. The cubic root of 6206202640 is about 1837.7029700977.

Adding to 6206202640 its reverse (462026026), we get a palindrome (6668228666).

The spelling of 6206202640 in words is "six billion, two hundred six million, two hundred two thousand, six hundred forty".