4990889012 has 12 divisors (see below), whose sum is σ = 8741799780. Its totient is φ = 2493231936.

The previous prime is 4990888963. The next prime is 4990889023. The reversal of 4990889012 is 2109880994.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 234579856 + 4756309156 = 15316^2 + 68966^2 .

It is a super-2 number, since 2×4990889012² = 49817946260204672288, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 548063 + ... + 557094.

It is an arithmetic number, because the mean of its divisors is an integer number (728483315).

Almost surely, 2^4990889012 is an apocalyptic number.

It is an amenable number.

4990889012 is a deficient number, since it is larger than the sum of its proper divisors (3750910768).

4990889012 is a wasteful number, since it uses less digits than its factorization.

4990889012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1106290 (or 1106288 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 50.

The square root of 4990889012 is about 70646.2243294006. The cubic root of 4990889012 is about 1708.9366771473.

The spelling of 4990889012 in words is "four billion, nine hundred ninety million, eight hundred eighty-nine thousand, twelve".