49026739688 has 32 divisors (see below), whose sum is σ = 97352798400. Its totient is φ = 23066595072.

The previous prime is 49026739679. The next prime is 49026739709. The reversal of 49026739688 is 88693762094.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 49026739688.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 664973 + ... + 735011.

It is an arithmetic number, because the mean of its divisors is an integer number (3042274950).

Almost surely, 2^49026739688 is an apocalyptic number.

It is an amenable number.

49026739688 is a deficient number, since it is larger than the sum of its proper divisors (48326058712).

49026739688 is a wasteful number, since it uses less digits than its factorization.

49026739688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75209 (or 75205 counting only the distinct ones).

The product of its (nonzero) digits is 31352832, while the sum is 62.

The spelling of 49026739688 in words is "forty-nine billion, twenty-six million, seven hundred thirty-nine thousand, six hundred eighty-eight".