12622569091 has 16 divisors (see below), whose sum is σ = 14160873600. Its totient is φ = 11153771200.

The previous prime is 12622569061. The next prime is 12622569101. The reversal of 12622569091 is 19096522621.

12622569091 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12622569091 - 2⁹ = 12622568579 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12622569061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51505 + ... + 167026.

It is an arithmetic number, because the mean of its divisors is an integer number (885054600).

Almost surely, 2^12622569091 is an apocalyptic number.

12622569091 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

12622569091 is a deficient number, since it is larger than the sum of its proper divisors (1538304509).

12622569091 is a wasteful number, since it uses less digits than its factorization.

12622569091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218690.

The product of its (nonzero) digits is 116640, while the sum is 43.

The spelling of 12622569091 in words is "twelve billion, six hundred twenty-two million, five hundred sixty-nine thousand, ninety-one".