99598270389 has 32 divisors (see below), whose sum is σ = 141600284160. Its totient is φ = 62092008000.

The previous prime is 99598270381. The next prime is 99598270433. The reversal of 99598270389 is 98307289599.

It is not a de Polignac number, because 99598270389 - 2³ = 99598270381 is a prime.

It is a super-2 number, since 2×99598270389² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99598270381) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1879434 + ... + 1931700.

It is an arithmetic number, because the mean of its divisors is an integer number (4425008880).

Almost surely, 2^99598270389 is an apocalyptic number.

It is an amenable number.

99598270389 is a deficient number, since it is larger than the sum of its proper divisors (42002013771).

99598270389 is a wasteful number, since it uses less digits than its factorization.

99598270389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52721.

The product of its (nonzero) digits is 88179840, while the sum is 69.

The spelling of 99598270389 in words is "ninety-nine billion, five hundred ninety-eight million, two hundred seventy thousand, three hundred eighty-nine".