94081620864 has 512 divisors, whose sum is σ = 347294822400. Its totient is φ = 21786624000.

The previous prime is 94081620863. The next prime is 94081620869. The reversal of 94081620864 is 46802618049.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (94081620863) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 9545539 + ... + 9555389.

It is an arithmetic number, because the mean of its divisors is an integer number (678310200).

Almost surely, 2^94081620864 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 94081620864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (173647411200).

94081620864 is an abundant number, since it is smaller than the sum of its proper divisors (253213201536).

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

94081620864 is a wasteful number, since it uses less digits than its factorization.

94081620864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9922 (or 9910 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 48.

The spelling of 94081620864 in words is "ninety-four billion, eighty-one million, six hundred twenty thousand, eight hundred sixty-four".