4160021040 has 480 divisors, whose sum is σ = 17649156096. Its totient is φ = 855613440.

The previous prime is 4160021003. The next prime is 4160021053. The reversal of 4160021040 is 401200614.

4160021040 is a `hidden beast` number, since 4 + 1 + 600 + 21 + 0 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1969585 + ... + 1971695.

Almost surely, 2^4160021040 is an apocalyptic number.

4160021040 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 4160021040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8824578048).

4160021040 is an abundant number, since it is smaller than the sum of its proper divisors (13489135056).

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

4160021040 is a wasteful number, since it uses less digits than its factorization.

4160021040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2177 (or 2168 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 4160021040 is about 64498.2250918581. The cubic root of 4160021040 is about 1608.2930148436.

Adding to 4160021040 its reverse (401200614), we get a palindrome (4561221654).

The spelling of 4160021040 in words is "four billion, one hundred sixty million, twenty-one thousand, forty".