5012111649 has 32 divisors (see below), whose sum is σ = 7299801216. Its totient is φ = 3046118400.

The previous prime is 5012111647. The next prime is 5012111659. The reversal of 5012111649 is 9461112105.

It is not a de Polignac number, because 5012111649 - 2¹ = 5012111647 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5012111647) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 422499 + ... + 434199.

It is an arithmetic number, because the mean of its divisors is an integer number (228118788).

Almost surely, 2^5012111649 is an apocalyptic number.

It is an amenable number.

5012111649 is a deficient number, since it is larger than the sum of its proper divisors (2287689567).

5012111649 is a wasteful number, since it uses less digits than its factorization.

5012111649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11985.

The product of its (nonzero) digits is 2160, while the sum is 30.

The square root of 5012111649 is about 70796.2686092989. The cubic root of 5012111649 is about 1711.3555418950.

The spelling of 5012111649 in words is "five billion, twelve million, one hundred eleven thousand, six hundred forty-nine".