10198598549 has 8 divisors (see below), whose sum is σ = 10239552960. Its totient is φ = 10157718816.

The previous prime is 10198598491. The next prime is 10198598551. The reversal of 10198598549 is 94589589101.

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

It is a cyclic number.

It is not a de Polignac number, because 10198598549 - 2²⁴ = 10181821333 is a prime.

It is a super-2 number, since 2×10198598549² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10198598149) 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, 263489 + ... + 299705.

It is an arithmetic number, because the mean of its divisors is an integer number (1279944120).

Almost surely, 2^10198598549 is an apocalyptic number.

It is an amenable number.

10198598549 is a deficient number, since it is larger than the sum of its proper divisors (40954411).

10198598549 is an equidigital number, since it uses as much as digits as its factorization.

10198598549 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37339.

The product of its (nonzero) digits is 4665600, while the sum is 59.

The spelling of 10198598549 in words is "ten billion, one hundred ninety-eight million, five hundred ninety-eight thousand, five hundred forty-nine".