2549966272 has 112 divisors (see below), whose sum is σ = 6249009600. Its totient is φ = 1028407296.

The previous prime is 2549966261. The next prime is 2549966273. The reversal of 2549966272 is 2726699452.

It is a tau number, because it is divible by the number of its divisors (112).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2549966273) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 369768 + ... + 376600.

Almost surely, 2^2549966272 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 2549966272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3124504800).

2549966272 is an abundant number, since it is smaller than the sum of its proper divisors (3699043328).

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

2549966272 is an equidigital number, since it uses as much as digits as its factorization.

2549966272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6883 (or 6859 counting only the distinct ones).

The product of its digits is 3265920, while the sum is 52.

The square root of 2549966272 is about 50497.1907337428. The cubic root of 2549966272 is about 1366.1911846090.

The spelling of 2549966272 in words is "two billion, five hundred forty-nine million, nine hundred sixty-six thousand, two hundred seventy-two".