215023594445 has 32 divisors (see below), whose sum is σ = 291285072000. Its totient is φ = 150940007680.

The previous prime is 215023594417. The next prime is 215023594547. The reversal of 215023594445 is 544495320512.

215023594445 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 215023594445 - 2⁶ = 215023594381 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 215023594396 and 215023594405.

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 31 ways as a sum of consecutive naturals, for example, 5385566 + ... + 5425344.

It is an arithmetic number, because the mean of its divisors is an integer number (9102658500).

Almost surely, 2^215023594445 is an apocalyptic number.

It is an amenable number.

215023594445 is a deficient number, since it is larger than the sum of its proper divisors (76261477555).

215023594445 is a wasteful number, since it uses less digits than its factorization.

215023594445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43213.

The product of its (nonzero) digits is 864000, while the sum is 44.

The spelling of 215023594445 in words is "two hundred fifteen billion, twenty-three million, five hundred ninety-four thousand, four hundred forty-five".