32256516550 has 24 divisors (see below), whose sum is σ = 63526364856. Its totient is φ = 12143629440.

The previous prime is 32256516541. The next prime is 32256516553. The reversal of 32256516550 is 5561565223.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32256516553) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18973572 + ... + 18975271.

It is an arithmetic number, because the mean of its divisors is an integer number (2646931869).

Almost surely, 2^32256516550 is an apocalyptic number.

32256516550 is a deficient number, since it is larger than the sum of its proper divisors (31269848306).

32256516550 is a wasteful number, since it uses less digits than its factorization.

32256516550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37948872 (or 37948867 counting only the distinct ones).

The product of its (nonzero) digits is 270000, while the sum is 40.

The spelling of 32256516550 in words is "thirty-two billion, two hundred fifty-six million, five hundred sixteen thousand, five hundred fifty".