32684771340 has 144 divisors (see below), whose sum is σ = 106922682048. Its totient is φ = 8033997312.

The previous prime is 32684771333. The next prime is 32684771351. The reversal of 32684771340 is 4317748623.

32684771340 is a `hidden beast` number, since 3 + 268 + 47 + 7 + 1 + 340 = 666.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1691574 + ... + 1710786.

Almost surely, 2^32684771340 is an apocalyptic number.

32684771340 is a gapful number since it is divisible by the number (30) 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 32684771340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53461341024).

32684771340 is an abundant number, since it is smaller than the sum of its proper divisors (74237910708).

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

32684771340 is a wasteful number, since it uses less digits than its factorization.

32684771340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19968 (or 19963 counting only the distinct ones).

The product of its (nonzero) digits is 677376, while the sum is 45.

The spelling of 32684771340 in words is "thirty-two billion, six hundred eighty-four million, seven hundred seventy-one thousand, three hundred forty".