2616248263 has 4 divisors (see below), whose sum is σ = 2753945560. Its totient is φ = 2478550968.

The previous prime is 2616248249. The next prime is 2616248273. The reversal of 2616248263 is 3628426162.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2616248263 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 (2616248203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68848620 + ... + 68848657.

It is an arithmetic number, because the mean of its divisors is an integer number (688486390).

Almost surely, 2^2616248263 is an apocalyptic number.

2616248263 is a deficient number, since it is larger than the sum of its proper divisors (137697297).

2616248263 is a wasteful number, since it uses less digits than its factorization.

2616248263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137697296.

The product of its digits is 165888, while the sum is 40.

The square root of 2616248263 is about 51149.2743154778. The cubic root of 2616248263 is about 1377.9273413886.

The spelling of 2616248263 in words is "two billion, six hundred sixteen million, two hundred forty-eight thousand, two hundred sixty-three".