99598450493 has 8 divisors (see below), whose sum is σ = 100334577528. Its totient is φ = 98862456064.

The previous prime is 99598450447. The next prime is 99598450507. The reversal of 99598450493 is 39405489599.

It can be written as a sum of positive squares in 4 ways, for example, as 16251915289 + 83346535204 = 127483^2 + 288698^2 .

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 99598450493 - 2⁶ = 99598450429 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99598450403) 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, 1879955 + ... + 1932207.

It is an arithmetic number, because the mean of its divisors is an integer number (12541822191).

Almost surely, 2^99598450493 is an apocalyptic number.

It is an amenable number.

99598450493 is a deficient number, since it is larger than the sum of its proper divisors (736127035).

99598450493 is a wasteful number, since it uses less digits than its factorization.

99598450493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66303.

The product of its (nonzero) digits is 62985600, while the sum is 65.

The spelling of 99598450493 in words is "ninety-nine billion, five hundred ninety-eight million, four hundred fifty thousand, four hundred ninety-three".