2772450636 has 48 divisors (see below), whose sum is σ = 6761276928. Its totient is φ = 882534400.

The previous prime is 2772450623. The next prime is 2772450641. The reversal of 2772450636 is 6360542772.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 169081 + ... + 184751.

It is an arithmetic number, because the mean of its divisors is an integer number (140859936).

Almost surely, 2^2772450636 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 2772450636, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3380638464).

2772450636 is an abundant number, since it is smaller than the sum of its proper divisors (3988826292).

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

2772450636 is a wasteful number, since it uses less digits than its factorization.

2772450636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16342 (or 16340 counting only the distinct ones).

The product of its (nonzero) digits is 423360, while the sum is 42.

The square root of 2772450636 is about 52654.0657119657. The cubic root of 2772450636 is about 1404.8219166985.

The spelling of 2772450636 in words is "two billion, seven hundred seventy-two million, four hundred fifty thousand, six hundred thirty-six".