18840526336 has 20 divisors (see below), whose sum is σ = 37644255792. Its totient is φ = 9420262912.

The previous prime is 18840526333. The next prime is 18840526343. The reversal of 18840526336 is 63362504881.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18840526333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18398440 + ... + 18399463.

Almost surely, 2^18840526336 is an apocalyptic number.

18840526336 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

18840526336 is a deficient number, since it is larger than the sum of its proper divisors (18803729456).

18840526336 is an frugal number, since it uses more digits than its factorization.

18840526336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36797921 (or 36797905 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 46.

The spelling of 18840526336 in words is "eighteen billion, eight hundred forty million, five hundred twenty-six thousand, three hundred thirty-six".