49393606238 has 12 divisors (see below), whose sum is σ = 75032506320. Its totient is φ = 24382806240.

The previous prime is 49393606219. The next prime is 49393606333. The reversal of 49393606238 is 83260639394.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 49393606238.

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 in 5 ways as a sum of consecutive naturals, for example, 2784758 + ... + 2802438.

It is an arithmetic number, because the mean of its divisors is an integer number (6252708860).

Almost surely, 2^49393606238 is an apocalyptic number.

49393606238 is a deficient number, since it is larger than the sum of its proper divisors (25638900082).

49393606238 is an frugal number, since it uses more digits than its factorization.

49393606238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35443 (or 17762 counting only the distinct ones).

The product of its (nonzero) digits is 5038848, while the sum is 53.

The spelling of 49393606238 in words is "forty-nine billion, three hundred ninety-three million, six hundred six thousand, two hundred thirty-eight".