2772979773 has 8 divisors (see below), whose sum is σ = 3787484736. Its totient is φ = 1803564000.

The previous prime is 2772979747. The next prime is 2772979787. The reversal of 2772979773 is 3779792772.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2772979773 - 2⁶ = 2772979709 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2772978773) 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 7 ways as a sum of consecutive naturals, for example, 11272153 + ... + 11272398.

It is an arithmetic number, because the mean of its divisors is an integer number (473435592).

Almost surely, 2^2772979773 is an apocalyptic number.

It is an amenable number.

2772979773 is a deficient number, since it is larger than the sum of its proper divisors (1014504963).

2772979773 is a wasteful number, since it uses less digits than its factorization.

2772979773 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22544595.

The product of its digits is 16336404, while the sum is 60.

The square root of 2772979773 is about 52659.0901269667. The cubic root of 2772979773 is about 1404.9112836001.

The spelling of 2772979773 in words is "two billion, seven hundred seventy-two million, nine hundred seventy-nine thousand, seven hundred seventy-three".