2563613517 has 16 divisors (see below), whose sum is σ = 3501875520. Its totient is φ = 1667309952.

The previous prime is 2563613483. The next prime is 2563613527. The reversal of 2563613517 is 7153163652.

2563613517 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2563613517 - 2¹² = 2563609421 is a prime.

It is a super-2 number, since 2×2563613517² = 13144228529090218578, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2563613527) 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, 98959 + ... + 122147.

It is an arithmetic number, because the mean of its divisors is an integer number (218867220).

Almost surely, 2^2563613517 is an apocalyptic number.

It is an amenable number.

2563613517 is a deficient number, since it is larger than the sum of its proper divisors (938262003).

2563613517 is a wasteful number, since it uses less digits than its factorization.

2563613517 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24092.

The product of its digits is 113400, while the sum is 39.

The square root of 2563613517 is about 50632.1391706888. The cubic root of 2563613517 is about 1368.6241033972.

The spelling of 2563613517 in words is "two billion, five hundred sixty-three million, six hundred thirteen thousand, five hundred seventeen".