4394156160 has 256 divisors, whose sum is σ = 14379845760. Its totient is φ = 1141014528.

The previous prime is 4394156093. The next prime is 4394156161. The reversal of 4394156160 is 616514934.

It is not an unprimeable number, because it can be changed into a prime (4394156161) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14996974 + ... + 14997266.

Almost surely, 2^4394156160 is an apocalyptic number.

4394156160 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4394156160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7189922880).

4394156160 is an abundant number, since it is smaller than the sum of its proper divisors (9985689600).

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

4394156160 is a wasteful number, since it uses less digits than its factorization.

4394156160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 495 (or 483 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 39.

The square root of 4394156160 is about 66288.4315699203. The cubic root of 4394156160 is about 1637.9167679147.

The spelling of 4394156160 in words is "four billion, three hundred ninety-four million, one hundred fifty-six thousand, one hundred sixty".