2721632496 has 80 divisors (see below), whose sum is σ = 7681175040. Its totient is φ = 823541760.

The previous prime is 2721632453. The next prime is 2721632531. The reversal of 2721632496 is 6942361272.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 402681 + ... + 409383.

It is an arithmetic number, because the mean of its divisors is an integer number (96014688).

Almost surely, 2^2721632496 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2721632496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3840587520).

2721632496 is an abundant number, since it is smaller than the sum of its proper divisors (4959542544).

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

2721632496 is a wasteful number, since it uses less digits than its factorization.

2721632496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7494 (or 7488 counting only the distinct ones).

The product of its digits is 217728, while the sum is 42.

The square root of 2721632496 is about 52169.2677349414. The cubic root of 2721632496 is about 1396.1856196613.

The spelling of 2721632496 in words is "two billion, seven hundred twenty-one million, six hundred thirty-two thousand, four hundred ninety-six".