2480840311 has 4 divisors (see below), whose sum is σ = 2626772112. Its totient is φ = 2334908512.

The previous prime is 2480840309. The next prime is 2480840347. The reversal of 2480840311 is 1130480842.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2480840311 - 2¹ = 2480840309 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2480840371) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72965875 + ... + 72965908.

It is an arithmetic number, because the mean of its divisors is an integer number (656693028).

Almost surely, 2^2480840311 is an apocalyptic number.

2480840311 is a deficient number, since it is larger than the sum of its proper divisors (145931801).

2480840311 is a wasteful number, since it uses less digits than its factorization.

2480840311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145931800.

The product of its (nonzero) digits is 6144, while the sum is 31.

The square root of 2480840311 is about 49808.0346028630. The cubic root of 2480840311 is about 1353.7327532747.

The spelling of 2480840311 in words is "two billion, four hundred eighty million, eight hundred forty thousand, three hundred eleven".