4990191129 has 36 divisors (see below), whose sum is σ = 9054759168. Its totient is φ = 2592303120.

The previous prime is 4990191121. The next prime is 4990191131. The reversal of 4990191129 is 9211910994.

It is not a de Polignac number, because 4990191129 - 2³ = 4990191121 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4990191121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 319689 + ... + 334934.

It is an arithmetic number, because the mean of its divisors is an integer number (251521088).

Almost surely, 2^4990191129 is an apocalyptic number.

It is an amenable number.

4990191129 is a deficient number, since it is larger than the sum of its proper divisors (4064568039).

4990191129 is a wasteful number, since it uses less digits than its factorization.

4990191129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 654658 (or 654644 counting only the distinct ones).

The product of its (nonzero) digits is 52488, while the sum is 45.

The square root of 4990191129 is about 70641.2848764800. The cubic root of 4990191129 is about 1708.8570190980.

The spelling of 4990191129 in words is "four billion, nine hundred ninety million, one hundred ninety-one thousand, one hundred twenty-nine".