5662761272 has 64 divisors (see below), whose sum is σ = 12358256640. Its totient is φ = 2382307200.

The previous prime is 5662761263. The next prime is 5662761277. The reversal of 5662761272 is 2721672665.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5662761277) 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, 2072147 + ... + 2074877.

It is an arithmetic number, because the mean of its divisors is an integer number (193097760).

Almost surely, 2^5662761272 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 5662761272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6179128320).

5662761272 is an abundant number, since it is smaller than the sum of its proper divisors (6695495368).

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

5662761272 is a wasteful number, since it uses less digits than its factorization.

5662761272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3412 (or 3408 counting only the distinct ones).

The product of its digits is 423360, while the sum is 44.

The square root of 5662761272 is about 75251.3207325958. The cubic root of 5662761272 is about 1782.4174190304.

The spelling of 5662761272 in words is "five billion, six hundred sixty-two million, seven hundred sixty-one thousand, two hundred seventy-two".