2773246464 has 160 divisors (see below), whose sum is σ = 8311343040. Its totient is φ = 912900096.

The previous prime is 2773246457. The next prime is 2773246501. The reversal of 2773246464 is 4646423772.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1146184 + ... + 1148600.

It is an arithmetic number, because the mean of its divisors is an integer number (51945894).

Almost surely, 2^2773246464 is an apocalyptic number.

2773246464 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2773246464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4155671520).

2773246464 is an abundant number, since it is smaller than the sum of its proper divisors (5538096576).

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

2773246464 is an equidigital number, since it uses as much as digits as its factorization.

2773246464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2527 (or 2505 counting only the distinct ones).

The product of its digits is 1354752, while the sum is 45.

The square root of 2773246464 is about 52661.6223069514. The cubic root of 2773246464 is about 1404.9563212149.

The spelling of 2773246464 in words is "two billion, seven hundred seventy-three million, two hundred forty-six thousand, four hundred sixty-four".