99996379650 has 144 divisors (see below), whose sum is σ = 283148960640. Its totient is φ = 25230787200.

The previous prime is 99996379627. The next prime is 99996379661. The reversal of 99996379650 is 5697369999.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 7286295 + ... + 7300005.

Almost surely, 2^99996379650 is an apocalyptic number.

99996379650 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 99996379650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (141574480320).

99996379650 is an abundant number, since it is smaller than the sum of its proper divisors (183152580990).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

99996379650 is a wasteful number, since it uses less digits than its factorization.

With its successor (99996379651) it forms an eRAP, since the sums of their prime factors are consecutive (14601 and 14602).

99996379650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14601 (or 14593 counting only the distinct ones).

The product of its (nonzero) digits is 223205220, while the sum is 72.

The spelling of 99996379650 in words is "ninety-nine billion, nine hundred ninety-six million, three hundred seventy-nine thousand, six hundred fifty".