99560828639 has 8 divisors (see below), whose sum is σ = 101052206208. Its totient is φ = 98069609880.

The previous prime is 99560828621. The next prime is 99560828651. The reversal of 99560828639 is 93682806599.

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 99560828639 - 2³² = 95265861343 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 (99560828699) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2006054 + ... + 2055084.

It is an arithmetic number, because the mean of its divisors is an integer number (12631525776).

Almost surely, 2^99560828639 is an apocalyptic number.

99560828639 is a deficient number, since it is larger than the sum of its proper divisors (1491377569).

99560828639 is a wasteful number, since it uses less digits than its factorization.

99560828639 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79405.

The product of its (nonzero) digits is 50388480, while the sum is 65.

The spelling of 99560828639 in words is "ninety-nine billion, five hundred sixty million, eight hundred twenty-eight thousand, six hundred thirty-nine".