99730259619 has 32 divisors (see below), whose sum is σ = 139500748800. Its totient is φ = 63299755680.

The previous prime is 99730259611. The next prime is 99730259621. The reversal of 99730259619 is 91695203799.

It is not a de Polignac number, because 99730259619 - 2³ = 99730259611 is a prime.

It is a super-2 number, since 2×99730259619² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (99730259611) 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, 1817812 + ... + 1871870.

It is an arithmetic number, because the mean of its divisors is an integer number (4359398400).

Almost surely, 2^99730259619 is an apocalyptic number.

99730259619 is a deficient number, since it is larger than the sum of its proper divisors (39770489181).

99730259619 is a wasteful number, since it uses less digits than its factorization.

99730259619 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54415.

The product of its (nonzero) digits is 8266860, while the sum is 60.

The spelling of 99730259619 in words is "ninety-nine billion, seven hundred thirty million, two hundred fifty-nine thousand, six hundred nineteen".