2721954444 has 96 divisors (see below), whose sum is σ = 7114044672. Its totient is φ = 803040000.

The previous prime is 2721954397. The next prime is 2721954461. The reversal of 2721954444 is 4444591272.

2721954444 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2721954444² = 14818071990422698272, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2721954396 and 2721954405.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 811579 + ... + 814925.

It is an arithmetic number, because the mean of its divisors is an integer number (74104632).

Almost surely, 2^2721954444 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 2721954444, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3557022336).

2721954444 is an abundant number, since it is smaller than the sum of its proper divisors (4392090228).

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

2721954444 is a wasteful number, since it uses less digits than its factorization.

2721954444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3527 (or 3525 counting only the distinct ones).

The product of its digits is 322560, while the sum is 42.

The square root of 2721954444 is about 52172.3532534234. The cubic root of 2721954444 is about 1396.2406701314.

The spelling of 2721954444 in words is "two billion, seven hundred twenty-one million, nine hundred fifty-four thousand, four hundred forty-four".