4098991149 has 20 divisors (see below), whose sum is σ = 6679838880. Its totient is φ = 2484236520.

The previous prime is 4098991147. The next prime is 4098991153. The reversal of 4098991149 is 9411998904.

4098991149 is a `hidden beast` number, since 409 + 8 + 9 + 91 + 149 = 666.

It is not a de Polignac number, because 4098991149 - 2¹ = 4098991147 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4098991095 and 4098991104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4098991147) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2299329 + ... + 2301110.

It is an arithmetic number, because the mean of its divisors is an integer number (333991944).

Almost surely, 2^4098991149 is an apocalyptic number.

It is an amenable number.

4098991149 is a deficient number, since it is larger than the sum of its proper divisors (2580847731).

4098991149 is a wasteful number, since it uses less digits than its factorization.

4098991149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4600462 (or 4600453 counting only the distinct ones).

The product of its (nonzero) digits is 839808, while the sum is 54.

The square root of 4098991149 is about 64023.3640868707. The cubic root of 4098991149 is about 1600.3893777590.

The spelling of 4098991149 in words is "four billion, ninety-eight million, nine hundred ninety-one thousand, one hundred forty-nine".