18035608422 has 32 divisors (see below), whose sum is σ = 39749326848. Its totient is φ = 5420360736.

The previous prime is 18035608391. The next prime is 18035608429. The reversal of 18035608422 is 22480653081.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18035608429) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2685318 + ... + 2692025.

It is an arithmetic number, because the mean of its divisors is an integer number (1242166464).

Almost surely, 2^18035608422 is an apocalyptic number.

18035608422 is an abundant number, since it is smaller than the sum of its proper divisors (21713718426).

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

18035608422 is a wasteful number, since it uses less digits than its factorization.

18035608422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5377404.

The product of its (nonzero) digits is 92160, while the sum is 39.

The spelling of 18035608422 in words is "eighteen billion, thirty-five million, six hundred eight thousand, four hundred twenty-two".