2634651463 has 4 divisors (see below), whose sum is σ = 2635063848. Its totient is φ = 2634239080.

The previous prime is 2634651401. The next prime is 2634651491. The reversal of 2634651463 is 3641564362.

It is a happy number.

2634651463 is digitally balanced in base 2, 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 2634651463 - 2²⁹ = 2097780551 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 (2634651163) 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, 196456 + ... + 209437.

It is an arithmetic number, because the mean of its divisors is an integer number (658765962).

Almost surely, 2^2634651463 is an apocalyptic number.

2634651463 is a deficient number, since it is larger than the sum of its proper divisors (412385).

2634651463 is an equidigital number, since it uses as much as digits as its factorization.

2634651463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 412384.

The product of its digits is 311040, while the sum is 40.

The square root of 2634651463 is about 51328.8560460878. The cubic root of 2634651463 is about 1381.1506651249.

The spelling of 2634651463 in words is "two billion, six hundred thirty-four million, six hundred fifty-one thousand, four hundred sixty-three".