215532990118 has 16 divisors (see below), whose sum is σ = 331271279136. Its totient is φ = 105110602560.

The previous prime is 215532990103. The next prime is 215532990121. The reversal of 215532990118 is 811099235512.

215532990118 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 25146 + ... + 657037.

It is an arithmetic number, because the mean of its divisors is an integer number (20704454946).

Almost surely, 2^215532990118 is an apocalyptic number.

215532990118 is a deficient number, since it is larger than the sum of its proper divisors (115738289018).

215532990118 is a wasteful number, since it uses less digits than its factorization.

215532990118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 686079.

The product of its (nonzero) digits is 194400, while the sum is 46.

The spelling of 215532990118 in words is "two hundred fifteen billion, five hundred thirty-two million, nine hundred ninety thousand, one hundred eighteen".