32596780664 has 32 divisors (see below), whose sum is σ = 71738093280. Its totient is φ = 13592479104.

The previous prime is 32596780661. The next prime is 32596780693. The reversal of 32596780664 is 46608769523.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (56).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32596780661) 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, 7863947 + ... + 7868090.

It is an arithmetic number, because the mean of its divisors is an integer number (2241815415).

Almost surely, 2^32596780664 is an apocalyptic number.

It is an amenable number.

32596780664 is an abundant number, since it is smaller than the sum of its proper divisors (39141312616).

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

32596780664 is a wasteful number, since it uses less digits than its factorization.

32596780664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15732087 (or 15732083 counting only the distinct ones).

The product of its (nonzero) digits is 13063680, while the sum is 56.

The spelling of 32596780664 in words is "thirty-two billion, five hundred ninety-six million, seven hundred eighty thousand, six hundred sixty-four".