32533450665 has 32 divisors (see below), whose sum is σ = 55081783296. Its totient is φ = 16363005120.

The previous prime is 32533450657. The next prime is 32533450693. The reversal of 32533450665 is 56605433523.

It is not a de Polignac number, because 32533450665 - 2³ = 32533450657 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 639589 + ... + 688578.

It is an arithmetic number, because the mean of its divisors is an integer number (1721305728).

Almost surely, 2^32533450665 is an apocalyptic number.

It is an amenable number.

32533450665 is a deficient number, since it is larger than the sum of its proper divisors (22548332631).

32533450665 is a wasteful number, since it uses less digits than its factorization.

32533450665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1328269.

The product of its (nonzero) digits is 972000, while the sum is 42.

The spelling of 32533450665 in words is "thirty-two billion, five hundred thirty-three million, four hundred fifty thousand, six hundred sixty-five".