2772216572 has 18 divisors (see below), whose sum is σ = 4899012048. Its totient is φ = 1372629912.

The previous prime is 2772216541. The next prime is 2772216581. The reversal of 2772216572 is 2756122772.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9773 + ... + 75099.

It is an arithmetic number, because the mean of its divisors is an integer number (272167336).

Almost surely, 2^2772216572 is an apocalyptic number.

It is an amenable number.

2772216572 is a deficient number, since it is larger than the sum of its proper divisors (2126795476).

2772216572 is a wasteful number, since it uses less digits than its factorization.

2772216572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65537 (or 65432 counting only the distinct ones).

The product of its digits is 164640, while the sum is 41.

The square root of 2772216572 is about 52651.8430066793. The cubic root of 2772216572 is about 1404.7823815803.

The spelling of 2772216572 in words is "two billion, seven hundred seventy-two million, two hundred sixteen thousand, five hundred seventy-two".