2617317263 has 16 divisors (see below), whose sum is σ = 3051489024. Its totient is φ = 2218469760.

The previous prime is 2617317191. The next prime is 2617317281. The reversal of 2617317263 is 3627137162.

It is a cyclic number.

It is not a de Polignac number, because 2617317263 - 2¹⁶ = 2617251727 is a prime.

It is a super-2 number, since 2×2617317263² = 13700699310395622338, 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 (2617313263) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45395 + ... + 85412.

It is an arithmetic number, because the mean of its divisors is an integer number (190718064).

Almost surely, 2^2617317263 is an apocalyptic number.

2617317263 is a deficient number, since it is larger than the sum of its proper divisors (434171761).

2617317263 is a wasteful number, since it uses less digits than its factorization.

2617317263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130942.

The product of its digits is 63504, while the sum is 38.

The square root of 2617317263 is about 51159.7230543716. The cubic root of 2617317263 is about 1378.1149897056.

The spelling of 2617317263 in words is "two billion, six hundred seventeen million, three hundred seventeen thousand, two hundred sixty-three".