94991660064 has 240 divisors, whose sum is σ = 336082824000. Its totient is φ = 25711934976.

The previous prime is 94991660059. The next prime is 94991660077. The reversal of 94991660064 is 46006619949.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (54).

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 39 ways as a sum of consecutive naturals, for example, 206962 + ... + 482510.

It is an arithmetic number, because the mean of its divisors is an integer number (1400345100).

Almost surely, 2^94991660064 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 94991660064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (168041412000).

94991660064 is an abundant number, since it is smaller than the sum of its proper divisors (241091163936).

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

94991660064 is a wasteful number, since it uses less digits than its factorization.

94991660064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275597 (or 275580 counting only the distinct ones).

The product of its (nonzero) digits is 2519424, while the sum is 54.

The spelling of 94991660064 in words is "ninety-four billion, nine hundred ninety-one million, six hundred sixty thousand, sixty-four".