4098521499 has 8 divisors (see below), whose sum is σ = 5597980752. Its totient is φ = 2665704960.

The previous prime is 4098521459. The next prime is 4098521509. The reversal of 4098521499 is 9941258904.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4098521499 - 2⁸ = 4098521243 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4098521459) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16660534 + ... + 16660779.

It is an arithmetic number, because the mean of its divisors is an integer number (699747594).

Almost surely, 2^4098521499 is an apocalyptic number.

4098521499 is a deficient number, since it is larger than the sum of its proper divisors (1499459253).

4098521499 is a wasteful number, since it uses less digits than its factorization.

4098521499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33321357.

The product of its (nonzero) digits is 933120, while the sum is 51.

The square root of 4098521499 is about 64019.6961801601. The cubic root of 4098521499 is about 1600.3282528340.

The spelling of 4098521499 in words is "four billion, ninety-eight million, five hundred twenty-one thousand, four hundred ninety-nine".