2634532663 has 4 divisors (see below), whose sum is σ = 3010894480. Its totient is φ = 2258170848.

The previous prime is 2634532633. The next prime is 2634532673. The reversal of 2634532663 is 3662354362.

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 2634532663 - 2⁹ = 2634532151 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 (2634532633) 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, 188180898 + ... + 188180911.

It is an arithmetic number, because the mean of its divisors is an integer number (752723620).

Almost surely, 2^2634532663 is an apocalyptic number.

2634532663 is a deficient number, since it is larger than the sum of its proper divisors (376361817).

2634532663 is an equidigital number, since it uses as much as digits as its factorization.

2634532663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376361816.

The product of its digits is 466560, while the sum is 40.

The square root of 2634532663 is about 51327.6987892502. The cubic root of 2634532663 is about 1381.1299054953.

The spelling of 2634532663 in words is "two billion, six hundred thirty-four million, five hundred thirty-two thousand, six hundred sixty-three".