49218651226 has 16 divisors (see below), whose sum is σ = 78197555520. Its totient is φ = 23153790400.

The previous prime is 49218651221. The next prime is 49218651233. The reversal of 49218651226 is 62215681294.

It is not an unprimeable number, because it can be changed into a prime (49218651221) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 146350 + ... + 346201.

It is an arithmetic number, because the mean of its divisors is an integer number (4887347220).

Almost surely, 2^49218651226 is an apocalyptic number.

49218651226 is a deficient number, since it is larger than the sum of its proper divisors (28978904294).

49218651226 is a wasteful number, since it uses less digits than its factorization.

49218651226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 495509.

The product of its digits is 414720, while the sum is 46.

The spelling of 49218651226 in words is "forty-nine billion, two hundred eighteen million, six hundred fifty-one thousand, two hundred twenty-six".