215153330032 has 40 divisors (see below), whose sum is σ = 425423744352. Its totient is φ = 105385862400.

The previous prime is 215153329973. The next prime is 215153330033. The reversal of 215153330032 is 230033351512.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (215153330033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 424819 + ... + 781522.

Almost surely, 2^215153330032 is an apocalyptic number.

It is an amenable number.

215153330032 is a deficient number, since it is larger than the sum of its proper divisors (210270414320).

215153330032 is a wasteful number, since it uses less digits than its factorization.

215153330032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1206577 (or 1206571 counting only the distinct ones).

The product of its (nonzero) digits is 8100, while the sum is 28.

Adding to 215153330032 its reverse (230033351512), we get a palindrome (445186681544).

The spelling of 215153330032 in words is "two hundred fifteen billion, one hundred fifty-three million, three hundred thirty thousand, thirty-two".