2163394528 has 12 divisors (see below), whose sum is σ = 4259183040. Its totient is φ = 1081697248.

The previous prime is 2163394501. The next prime is 2163394529. The reversal of 2163394528 is 8254933612.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2163394529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33803008 + ... + 33803071.

It is an arithmetic number, because the mean of its divisors is an integer number (354931920).

Almost surely, 2^2163394528 is an apocalyptic number.

It is an amenable number.

2163394528 is a deficient number, since it is larger than the sum of its proper divisors (2095788512).

2163394528 is an equidigital number, since it uses as much as digits as its factorization.

2163394528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67606089 (or 67606081 counting only the distinct ones).

The product of its digits is 311040, while the sum is 43.

The square root of 2163394528 is about 46512.3051245582. The cubic root of 2163394528 is about 1293.3376159800.

The spelling of 2163394528 in words is "two billion, one hundred sixty-three million, three hundred ninety-four thousand, five hundred twenty-eight".