2520779319 has 8 divisors (see below), whose sum is σ = 3734487920. Its totient is φ = 1680519528.

The previous prime is 2520779299. The next prime is 2520779351. The reversal of 2520779319 is 9139770252.

It is not a de Polignac number, because 2520779319 - 2¹¹ = 2520777271 is a prime.

It is a super-2 number, since 2×2520779319² = 12708656750196207522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2520769319) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46681072 + ... + 46681125.

It is an arithmetic number, because the mean of its divisors is an integer number (466810990).

Almost surely, 2^2520779319 is an apocalyptic number.

2520779319 is a deficient number, since it is larger than the sum of its proper divisors (1213708601).

2520779319 is an equidigital number, since it uses as much as digits as its factorization.

2520779319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93362206 (or 93362200 counting only the distinct ones).

The product of its (nonzero) digits is 238140, while the sum is 45.

The square root of 2520779319 is about 50207.3631950534. The cubic root of 2520779319 is about 1360.9586880517.

The spelling of 2520779319 in words is "two billion, five hundred twenty million, seven hundred seventy-nine thousand, three hundred nineteen".