327638045502 has 192 divisors, whose sum is σ = 848808979200. Its totient is φ = 94019304960.

The previous prime is 327638045491. The next prime is 327638045503. The reversal of 327638045502 is 205540836723.

327638045502 is a `hidden beast` number, since 3 + 2 + 7 + 63 + 80 + 4 + 5 + 502 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (327638045503) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 4516377 + ... + 4588347.

It is an arithmetic number, because the mean of its divisors is an integer number (4420880100).

Almost surely, 2^327638045502 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 327638045502, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (424404489600).

327638045502 is an abundant number, since it is smaller than the sum of its proper divisors (521170933698).

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

327638045502 is a wasteful number, since it uses less digits than its factorization.

327638045502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72053 (or 72041 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 45.

The spelling of 327638045502 in words is "three hundred twenty-seven billion, six hundred thirty-eight million, forty-five thousand, five hundred two".