6554998694622 has 64 divisors (see below), whose sum is σ = 15352921833984. Its totient is φ = 1826625884160.

The previous prime is 6554998694611. The next prime is 6554998694639. The reversal of 6554998694622 is 2264968994556.

It is a super-3 number, since 3×6554998694622³ (a number of 39 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

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, 5149438 + ... + 6294974.

It is an arithmetic number, because the mean of its divisors is an integer number (239889403656).

Almost surely, 2^{6554998694622} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6554998694622, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7676460916992).

6554998694622 is an abundant number, since it is smaller than the sum of its proper divisors (8797923139362).

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

6554998694622 is a wasteful number, since it uses less digits than its factorization.

6554998694622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1148913.

The product of its digits is 2015539200, while the sum is 75.

The spelling of 6554998694622 in words is "six trillion, five hundred fifty-four billion, nine hundred ninety-eight million, six hundred ninety-four thousand, six hundred twenty-two".