32649065232 has 80 divisors (see below), whose sum is σ = 96562450560. Its totient is φ = 9311855616.

The previous prime is 32649065203. The next prime is 32649065263. The reversal of 32649065232 is 23256094623.

It is a super-2 number, since 2×32649065232² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 105798 + ... + 276570.

It is an arithmetic number, because the mean of its divisors is an integer number (1207030632).

Almost surely, 2^32649065232 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 32649065232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48281225280).

32649065232 is an abundant number, since it is smaller than the sum of its proper divisors (63913385328).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

32649065232 is a wasteful number, since it uses less digits than its factorization.

32649065232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171360 (or 171354 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 42.

The spelling of 32649065232 in words is "thirty-two billion, six hundred forty-nine million, sixty-five thousand, two hundred thirty-two".