6091917420852 has 36 divisors (see below), whose sum is σ = 15458931844356. Its totient is φ = 2022737817600.

The previous prime is 6091917420779. The next prime is 6091917420881. The reversal of 6091917420852 is 2580247191906.

It is a happy number.

6091917420852 is a `hidden beast` number, since 609 + 1 + 9 + 1 + 7 + 4 + 20 + 8 + 5 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 3785880798756 + 2306036622096 = 1945734^2 + 1518564^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×6091917420852² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 329212399 + ... + 329230902.

Almost surely, 2^{6091917420852} is an apocalyptic number.

It is an amenable number.

6091917420852 is an abundant number, since it is smaller than the sum of its proper divisors (9367014423504).

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

6091917420852 is a wasteful number, since it uses less digits than its factorization.

6091917420852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 658443568 (or 658443563 counting only the distinct ones).

The product of its (nonzero) digits is 2177280, while the sum is 54.

The spelling of 6091917420852 in words is "six trillion, ninety-one billion, nine hundred seventeen million, four hundred twenty thousand, eight hundred fifty-two".