2752661772 has 96 divisors (see below), whose sum is σ = 8355056640. Its totient is φ = 767283840.

The previous prime is 2752661761. The next prime is 2752661789. The reversal of 2752661772 is 2771662572.

2752661772 is a `hidden beast` number, since 2 + 7 + 5 + 26 + 617 + 7 + 2 = 666.

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, 13408 + ... + 75399.

It is an arithmetic number, because the mean of its divisors is an integer number (87031840).

Almost surely, 2^2752661772 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 2752661772, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4177528320).

2752661772 is an abundant number, since it is smaller than the sum of its proper divisors (5602394868).

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

2752661772 is a wasteful number, since it uses less digits than its factorization.

2752661772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88868 (or 88860 counting only the distinct ones).

The product of its digits is 493920, while the sum is 45.

The square root of 2752661772 is about 52465.8152705169. The cubic root of 2752661772 is about 1401.4715431919.

It can be divided in two parts, 27526 and 61772, that added together give a palindrome (89298).

The spelling of 2752661772 in words is "two billion, seven hundred fifty-two million, six hundred sixty-one thousand, seven hundred seventy-two".