49018226369 has 16 divisors (see below), whose sum is σ = 59777105280. Its totient is φ = 39259002240.

The previous prime is 49018226353. The next prime is 49018226371. The reversal of 49018226369 is 96362281094.

It is a cyclic number.

It is not a de Polignac number, because 49018226369 - 2⁴ = 49018226353 is a prime.

It is a super-2 number, since 2×49018226369² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49018226339) 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 15 ways as a sum of consecutive naturals, for example, 2514662 + ... + 2534079.

It is an arithmetic number, because the mean of its divisors is an integer number (3736069080).

Almost surely, 2^49018226369 is an apocalyptic number.

It is an amenable number.

49018226369 is a deficient number, since it is larger than the sum of its proper divisors (10758878911).

49018226369 is a wasteful number, since it uses less digits than its factorization.

49018226369 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5048840.

The product of its (nonzero) digits is 1119744, while the sum is 50.

The spelling of 49018226369 in words is "forty-nine billion, eighteen million, two hundred twenty-six thousand, three hundred sixty-nine".