99470312064 has 448 divisors, whose sum is σ = 310162970880. Its totient is φ = 31726080000.

The previous prime is 99470312023. The next prime is 99470312089. The reversal of 99470312064 is 46021307499.

It is a happy number.

99470312064 is a `hidden beast` number, since 99 + 470 + 31 + 2 + 0 + 64 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 396295939 + ... + 396296189.

It is an arithmetic number, because the mean of its divisors is an integer number (692328060).

Almost surely, 2^99470312064 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 99470312064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (155081485440).

99470312064 is an abundant number, since it is smaller than the sum of its proper divisors (210692658816).

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

99470312064 is a wasteful number, since it uses less digits than its factorization.

99470312064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 451 (or 424 counting only the distinct ones).

The product of its (nonzero) digits is 326592, while the sum is 45.

The spelling of 99470312064 in words is "ninety-nine billion, four hundred seventy million, three hundred twelve thousand, sixty-four".