12622626533550 has 144 divisors (see below), whose sum is σ = 36432693377136. Its totient is φ = 2880028800000.

The previous prime is 12622626533497. The next prime is 12622626533551. The reversal of 12622626533550 is 5533562622621.

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 12622626533550.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12622626533551) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 20146201 + ... + 20763300.

It is an arithmetic number, because the mean of its divisors is an integer number (253004815119).

Almost surely, 2^{12622626533550} is an apocalyptic number.

12622626533550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12622626533550 is an abundant number, since it is smaller than the sum of its proper divisors (23810066843586).

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

12622626533550 is a wasteful number, since it uses less digits than its factorization.

12622626533550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40909555 (or 40909539 counting only the distinct ones).

The product of its (nonzero) digits is 3888000, while the sum is 48.

The spelling of 12622626533550 in words is "twelve trillion, six hundred twenty-two billion, six hundred twenty-six million, five hundred thirty-three thousand, five hundred fifty".