18442266250342 has 32 divisors (see below), whose sum is σ = 30230816889600. Its totient is φ = 8368249487520.

The previous prime is 18442266250327. The next prime is 18442266250351. The reversal of 18442266250342 is 24305266224481.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 218356773 + ... + 218441215.

It is an arithmetic number, because the mean of its divisors is an integer number (944713027800).

Almost surely, 2^{18442266250342} is an apocalyptic number.

18442266250342 is a deficient number, since it is larger than the sum of its proper divisors (11788550639258).

18442266250342 is a wasteful number, since it uses less digits than its factorization.

18442266250342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101628.

The product of its (nonzero) digits is 4423680, while the sum is 49.

The spelling of 18442266250342 in words is "eighteen trillion, four hundred forty-two billion, two hundred sixty-six million, two hundred fifty thousand, three hundred forty-two".