32490783504 has 105 divisors (see below), whose sum is σ = 94439747973. Its totient is φ = 10823772096.

The previous prime is 32490783473. The next prime is 32490783511. The reversal of 32490783504 is 40538709423.

The square root of 32490783504 is 180252.

It is a perfect power (a square), and thus also a powerful number.

32490783504 is a `hidden beast` number, since 32 + 49 + 0 + 78 + 3 + 504 = 666.

It can be written as a sum of positive squares in only one way, i.e., 17332249104 + 15158534400 = 131652^2 + 123120^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 32490783504.

It is an unprimeable number.

It is a polite number, since it can be written in 20 ways as a sum of consecutive naturals, for example, 19466382 + ... + 19468050.

Almost surely, 2^32490783504 is an apocalyptic number.

32490783504 is the 180252-nd square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 32490783504

32490783504 is an abundant number, since it is smaller than the sum of its proper divisors (61948964469).

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

32490783504 is an frugal number, since it uses more digits than its factorization.

32490783504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3364 (or 1674 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 45.

The spelling of 32490783504 in words is "thirty-two billion, four hundred ninety million, seven hundred eighty-three thousand, five hundred four".