32996722500 has 405 divisors, whose sum is σ = 121948667841. Its totient is φ = 7498512000.

The previous prime is 32996722483. The next prime is 32996722511. The reversal of 32996722500 is 522769923.

It is a happy number.

The square root of 32996722500 is 181650.

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

32996722500 is a `hidden beast` number, since 32 + 9 + 96 + 7 + 22 + 500 = 666.

It can be written as a sum of positive squares in 7 ways, for example, as 10186057476 + 22810665024 = 100926^2 + 151032^2 .

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 134 ways as a sum of consecutive naturals, for example, 190732414 + ... + 190732586.

Almost surely, 2^32996722500 is an apocalyptic number.

32996722500 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

32996722500 is the 181650-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 32996722500

32996722500 is an abundant number, since it is smaller than the sum of its proper divisors (88951945341).

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

32996722500 is a wasteful number, since it uses less digits than its factorization.

32996722500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 390 (or 190 counting only the distinct ones).

The product of its (nonzero) digits is 408240, while the sum is 45.

The spelling of 32996722500 in words is "thirty-two billion, nine hundred ninety-six million, seven hundred twenty-two thousand, five hundred".