2634684254863 has 4 divisors (see below), whose sum is σ = 2719674069568. Its totient is φ = 2549694440160.

The previous prime is 2634684254837. The next prime is 2634684254899. The reversal of 2634684254863 is 3684524864362.

2634684254863 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 2634684254863 - 2¹³ = 2634684246671 is a prime.

It is a super-2 number, since 2×2634684254863² (a number of 26 digits) 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 (2634684254963) 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, 42494907306 + ... + 42494907367.

It is an arithmetic number, because the mean of its divisors is an integer number (679918517392).

Almost surely, 2^{2634684254863} is an apocalyptic number.

2634684254863 is a deficient number, since it is larger than the sum of its proper divisors (84989814705).

2634684254863 is an equidigital number, since it uses as much as digits as its factorization.

2634684254863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84989814704.

The product of its digits is 159252480, while the sum is 61.

The spelling of 2634684254863 in words is "two trillion, six hundred thirty-four billion, six hundred eighty-four million, two hundred fifty-four thousand, eight hundred sixty-three".