32663604387 has 16 divisors (see below), whose sum is σ = 45885685760. Its totient is φ = 20610731232.

The previous prime is 32663604343. The next prime is 32663604397. The reversal of 32663604387 is 78340636623.

It is a de Polignac number, because none of the positive numbers 2^k-32663604387 is a prime.

It is a super-2 number, since 2×32663604387² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (32663604397) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 199843 + ... + 324444.

It is an arithmetic number, because the mean of its divisors is an integer number (2867855360).

Almost surely, 2^32663604387 is an apocalyptic number.

32663604387 is a deficient number, since it is larger than the sum of its proper divisors (13222081373).

32663604387 is a wasteful number, since it uses less digits than its factorization.

32663604387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 525402.

The product of its (nonzero) digits is 2612736, while the sum is 48.

The spelling of 32663604387 in words is "thirty-two billion, six hundred sixty-three million, six hundred four thousand, three hundred eighty-seven".