2663451138 has 8 divisors (see below), whose sum is σ = 5326902288. Its totient is φ = 887817044.

The previous prime is 2663451127. The next prime is 2663451157. The reversal of 2663451138 is 8311543662.

It is a sphenic number, since it is the product of 3 distinct primes.

2663451138 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 2663451096 and 2663451105.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 221954256 + ... + 221954267.

It is an arithmetic number, because the mean of its divisors is an integer number (665862786).

Almost surely, 2^2663451138 is an apocalyptic number.

2663451138 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2663451138 is a wasteful number, since it uses less digits than its factorization.

2663451138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 443908528.

The product of its digits is 103680, while the sum is 39.

The square root of 2663451138 is about 51608.6343357388. The cubic root of 2663451138 is about 1386.1649437533.

The spelling of 2663451138 in words is "two billion, six hundred sixty-three million, four hundred fifty-one thousand, one hundred thirty-eight".