99430185361248 has 672 divisors, whose sum is σ = 360283508928000. Its totient is φ = 26913392481024.

The previous prime is 99430185361211. The next prime is 99430185361277. The reversal of 99430185361248 is 84216358103499.

99430185361248 is a `hidden beast` number, since 9 + 9 + 4 + 3 + 0 + 1 + 8 + 5 + 3 + 612 + 4 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (672).

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 111 ways as a sum of consecutive naturals, for example, 151701565 + ... + 152355587.

It is an arithmetic number, because the mean of its divisors is an integer number (536136174000).

Almost surely, 2^{99430185361248} is an apocalyptic number.

99430185361248 is a gapful number since it is divisible by the number (98) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 99430185361248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (180141754464000).

99430185361248 is an abundant number, since it is smaller than the sum of its proper divisors (260853323566752).

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

99430185361248 is an equidigital number, since it uses as much as digits as its factorization.

99430185361248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 654091 (or 654054 counting only the distinct ones).

The product of its (nonzero) digits is 44789760, while the sum is 63.

The spelling of 99430185361248 in words is "ninety-nine trillion, four hundred thirty billion, one hundred eighty-five million, three hundred sixty-one thousand, two hundred forty-eight".