2616444253 has 4 divisors (see below), whose sum is σ = 2631061440. Its totient is φ = 2601827068.

The previous prime is 2616444241. The next prime is 2616444283. The reversal of 2616444253 is 3524446162.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2616444253 - 2²¹ = 2614347101 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 (2616444223) 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, 7308325 + ... + 7308682.

It is an arithmetic number, because the mean of its divisors is an integer number (657765360).

Almost surely, 2^2616444253 is an apocalyptic number.

It is an amenable number.

2616444253 is a deficient number, since it is larger than the sum of its proper divisors (14617187).

2616444253 is a wasteful number, since it uses less digits than its factorization.

2616444253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14617186.

The product of its digits is 138240, while the sum is 37.

The square root of 2616444253 is about 51151.1901425568. The cubic root of 2616444253 is about 1377.9617485764.

The spelling of 2616444253 in words is "two billion, six hundred sixteen million, four hundred forty-four thousand, two hundred fifty-three".