215044145296 has 40 divisors (see below), whose sum is σ = 417527149568. Its totient is φ = 107295408000.

The previous prime is 215044145263. The next prime is 215044145339. The reversal of 215044145296 is 692541440512.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21263281 + ... + 21273391.

Almost surely, 2^215044145296 is an apocalyptic number.

It is an amenable number.

215044145296 is a deficient number, since it is larger than the sum of its proper divisors (202483004272).

215044145296 is a wasteful number, since it uses less digits than its factorization.

215044145296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12791 (or 12785 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 43.

The spelling of 215044145296 in words is "two hundred fifteen billion, forty-four million, one hundred forty-five thousand, two hundred ninety-six".