18125011622 has 16 divisors (see below), whose sum is σ = 27619764480. Its totient is φ = 8919254472.

The previous prime is 18125011589. The next prime is 18125011627. The reversal of 18125011622 is 22611052181.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18125011627) 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 7 ways as a sum of consecutive naturals, for example, 163922 + ... + 251237.

It is an arithmetic number, because the mean of its divisors is an integer number (1726235280).

Almost surely, 2^18125011622 is an apocalyptic number.

18125011622 is a deficient number, since it is larger than the sum of its proper divisors (9494752858).

18125011622 is a wasteful number, since it uses less digits than its factorization.

18125011622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 415507.

The product of its (nonzero) digits is 1920, while the sum is 29.

The spelling of 18125011622 in words is "eighteen billion, one hundred twenty-five million, eleven thousand, six hundred twenty-two".