18097345882 has 48 divisors (see below), whose sum is σ = 34279934976. Its totient is φ = 7013872800.

The previous prime is 18097345867. The next prime is 18097345897. The reversal of 18097345882 is 28854379081.

It is an interprime number because it is at equal distance from previous prime (18097345867) and next prime (18097345897).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 295588 + ... + 351520.

It is an arithmetic number, because the mean of its divisors is an integer number (714165312).

Almost surely, 2^18097345882 is an apocalyptic number.

18097345882 is a deficient number, since it is larger than the sum of its proper divisors (16182589094).

18097345882 is a wasteful number, since it uses less digits than its factorization.

18097345882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56155 (or 56144 counting only the distinct ones).

The product of its (nonzero) digits is 3870720, while the sum is 55.

The spelling of 18097345882 in words is "eighteen billion, ninety-seven million, three hundred forty-five thousand, eight hundred eighty-two".