32245500816 has 80 divisors (see below), whose sum is σ = 92657313600. Its totient is φ = 10736796672.

The previous prime is 32245500773. The next prime is 32245500823. The reversal of 32245500816 is 61800554223.

32245500816 is a `hidden beast` number, since 3 + 2 + 24 + 550 + 0 + 81 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

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, 361155 + ... + 441501.

It is an arithmetic number, because the mean of its divisors is an integer number (1158216420).

Almost surely, 2^32245500816 is an apocalyptic number.

32245500816 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 32245500816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46328656800).

32245500816 is an abundant number, since it is smaller than the sum of its proper divisors (60411812784).

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

32245500816 is a wasteful number, since it uses less digits than its factorization.

32245500816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81293 (or 81281 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

The spelling of 32245500816 in words is "thirty-two billion, two hundred forty-five million, five hundred thousand, eight hundred sixteen".