94396645728 has 1440 divisors, whose sum is σ = 384130897920. Its totient is φ = 22170931200.

The previous prime is 94396645727. The next prime is 94396645879. The reversal of 94396645728 is 82754669349.

94396645728 is a `hidden beast` number, since 94 + 3 + 96 + 6 + 457 + 2 + 8 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (94396645727) by changing a digit.

It is a polite number, since it can be written in 239 ways as a sum of consecutive naturals, for example, 1293104700 + ... + 1293104772.

It is an arithmetic number, because the mean of its divisors is an integer number (266757568).

Almost surely, 2^94396645728 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 94396645728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (192065448960).

94396645728 is an abundant number, since it is smaller than the sum of its proper divisors (289734252192).

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

94396645728 is a wasteful number, since it uses less digits than its factorization.

94396645728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174 (or 146 counting only the distinct ones).

The product of its digits is 78382080, while the sum is 63.

The spelling of 94396645728 in words is "ninety-four billion, three hundred ninety-six million, six hundred forty-five thousand, seven hundred twenty-eight".