2772066570 has 64 divisors (see below), whose sum is σ = 8188266240. Its totient is φ = 584875008.

The previous prime is 2772066547. The next prime is 2772066571. The reversal of 2772066570 is 756602772.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (2772066571) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 504975 + ... + 510434.

It is an arithmetic number, because the mean of its divisors is an integer number (127941660).

Almost surely, 2^2772066570 is an apocalyptic number.

2772066570 is an abundant number, since it is smaller than the sum of its proper divisors (5416199670).

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

2772066570 is a wasteful number, since it uses less digits than its factorization.

2772066570 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1015439.

The product of its (nonzero) digits is 246960, while the sum is 42.

The square root of 2772066570 is about 52650.4185168551. The cubic root of 2772066570 is about 1404.7570439775.

The spelling of 2772066570 in words is "two billion, seven hundred seventy-two million, sixty-six thousand, five hundred seventy".