49138269116 has 12 divisors (see below), whose sum is σ = 86843377320. Its totient is φ = 24325875600.

The previous prime is 49138269101. The next prime is 49138269119. The reversal of 49138269116 is 61196283194.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49138269119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60814286 + ... + 60815093.

It is an arithmetic number, because the mean of its divisors is an integer number (7236948110).

Almost surely, 2^49138269116 is an apocalyptic number.

It is an amenable number.

49138269116 is a deficient number, since it is larger than the sum of its proper divisors (37705108204).

49138269116 is a wasteful number, since it uses less digits than its factorization.

49138269116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121629484 (or 121629482 counting only the distinct ones).

The product of its digits is 559872, while the sum is 50.

The spelling of 49138269116 in words is "forty-nine billion, one hundred thirty-eight million, two hundred sixty-nine thousand, one hundred sixteen".