18442842092 has 6 divisors (see below), whose sum is σ = 32274973668. Its totient is φ = 9221421044.

The previous prime is 18442842091. The next prime is 18442842101. The reversal of 18442842092 is 29024824481.

It is not an unprimeable number, because it can be changed into a prime (18442842091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2305355258 + ... + 2305355265.

It is an arithmetic number, because the mean of its divisors is an integer number (5379162278).

Almost surely, 2^18442842092 is an apocalyptic number.

It is an amenable number.

18442842092 is a deficient number, since it is larger than the sum of its proper divisors (13832131576).

18442842092 is a wasteful number, since it uses less digits than its factorization.

18442842092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4610710527 (or 4610710525 counting only the distinct ones).

The product of its (nonzero) digits is 294912, while the sum is 44.

The spelling of 18442842092 in words is "eighteen billion, four hundred forty-two million, eight hundred forty-two thousand, ninety-two".