6244655623620 has 96 divisors (see below), whose sum is σ = 17541492143616. Its totient is φ = 1659871449600.

The previous prime is 6244655623561. The next prime is 6244655623663. The reversal of 6244655623620 is 263265564426.

It is a super-2 number, since 2×6244655623620² (a number of 26 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (51) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 29727397 + ... + 29936723.

It is an arithmetic number, because the mean of its divisors is an integer number (182723876496).

Almost surely, 2^{6244655623620} is an apocalyptic number.

6244655623620 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6244655623620 is an abundant number, since it is smaller than the sum of its proper divisors (11296836519996).

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

6244655623620 is a wasteful number, since it uses less digits than its factorization.

6244655623620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210941 (or 210939 counting only the distinct ones).

The product of its (nonzero) digits is 12441600, while the sum is 51.

The spelling of 6244655623620 in words is "six trillion, two hundred forty-four billion, six hundred fifty-five million, six hundred twenty-three thousand, six hundred twenty".