49097227138 has 16 divisors (see below), whose sum is σ = 75226765824. Its totient is φ = 24021832960.

The previous prime is 49097227133. The next prime is 49097227147. The reversal of 49097227138 is 83172279094.

It is not an unprimeable number, because it can be changed into a prime (49097227133) by changing a digit.

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, 491106 + ... + 582562.

It is an arithmetic number, because the mean of its divisors is an integer number (4701672864).

Almost surely, 2^49097227138 is an apocalyptic number.

49097227138 is a deficient number, since it is larger than the sum of its proper divisors (26129538686).

49097227138 is a wasteful number, since it uses less digits than its factorization.

49097227138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97217.

The product of its (nonzero) digits is 1524096, while the sum is 52.

The spelling of 49097227138 in words is "forty-nine billion, ninety-seven million, two hundred twenty-seven thousand, one hundred thirty-eight".