6202661640 has 64 divisors (see below), whose sum is σ = 21266271360. Its totient is φ = 1417751040.

The previous prime is 6202661609. The next prime is 6202661653. The reversal of 6202661640 is 461662026.

It is a super-2 number, since 2×6202661640² = 76946022840654979200, which contains 22 as substring.

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, 3691221 + ... + 3692900.

It is an arithmetic number, because the mean of its divisors is an integer number (332285490).

Almost surely, 2^6202661640 is an apocalyptic number.

6202661640 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6202661640 is an abundant number, since it is smaller than the sum of its proper divisors (15063609720).

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

6202661640 is a wasteful number, since it uses less digits than its factorization.

6202661640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7384142 (or 7384138 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 33.

The square root of 6202661640 is about 78756.9783574764. The cubic root of 6202661640 is about 1837.3533980869.

The spelling of 6202661640 in words is "six billion, two hundred two million, six hundred sixty-one thousand, six hundred forty".