2633505494 has 4 divisors (see below), whose sum is σ = 3950258244. Its totient is φ = 1316752746.

The previous prime is 2633505487. The next prime is 2633505503. The reversal of 2633505494 is 4945053362.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 658376372 + ... + 658376375.

It is an arithmetic number, because the mean of its divisors is an integer number (987564561).

Almost surely, 2^2633505494 is an apocalyptic number.

2633505494 is a deficient number, since it is larger than the sum of its proper divisors (1316752750).

2633505494 is a wasteful number, since it uses less digits than its factorization.

2633505494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1316752749.

The product of its (nonzero) digits is 388800, while the sum is 41.

The square root of 2633505494 is about 51317.6918226064. The cubic root of 2633505494 is about 1380.9503874787.

The spelling of 2633505494 in words is "two billion, six hundred thirty-three million, five hundred five thousand, four hundred ninety-four".