49945164228 has 36 divisors (see below), whose sum is σ = 126261268588. Its totient is φ = 16646938560.

The previous prime is 49945164209. The next prime is 49945164233. The reversal of 49945164228 is 82246154994.

It can be written as a sum of positive squares in 2 ways, for example, as 27161676864 + 22783487364 = 164808^2 + 150942^2 .

It is a tau number, because it is divible by the number of its divisors (36).

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 11 ways as a sum of consecutive naturals, for example, 408738 + ... + 516678.

Almost surely, 2^49945164228 is an apocalyptic number.

It is an amenable number.

49945164228 is an abundant number, since it is smaller than the sum of its proper divisors (76316104360).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

49945164228 is a wasteful number, since it uses less digits than its factorization.

49945164228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120804 (or 120799 counting only the distinct ones).

The product of its digits is 4976640, while the sum is 54.

The spelling of 49945164228 in words is "forty-nine billion, nine hundred forty-five million, one hundred sixty-four thousand, two hundred twenty-eight".