99156969600 has 384 divisors, whose sum is σ = 355390586880. Its totient is φ = 24153292800.

The previous prime is 99156969581. The next prime is 99156969631. The reversal of 99156969600 is 696965199.

It is a tau number, because it is divible by the number of its divisors (384).

It is a Harshad number since it is a multiple of its sum of digits (60).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 12101505 + ... + 12109695.

It is an arithmetic number, because the mean of its divisors is an integer number (925496320).

Almost surely, 2^99156969600 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 99156969600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (177695293440).

99156969600 is an abundant number, since it is smaller than the sum of its proper divisors (256233617280).

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

99156969600 is a wasteful number, since it uses less digits than its factorization.

99156969600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8328 (or 8311 counting only the distinct ones).

The product of its (nonzero) digits is 7085880, while the sum is 60.

The spelling of 99156969600 in words is "ninety-nine billion, one hundred fifty-six million, nine hundred sixty-nine thousand, six hundred".