40163001228 has 192 divisors, whose sum is σ = 128381137920. Its totient is φ = 10596178944.

The previous prime is 40163001217. The next prime is 40163001251. The reversal of 40163001228 is 82210036104.

40163001228 is a `hidden beast` number, since 4 + 0 + 1 + 630 + 0 + 1 + 2 + 28 = 666.

40163001228 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×40163001228² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 651675 + ... + 710637.

It is an arithmetic number, because the mean of its divisors is an integer number (668651760).

Almost surely, 2^40163001228 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 40163001228, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64190568960).

40163001228 is an abundant number, since it is smaller than the sum of its proper divisors (88218136692).

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

40163001228 is a wasteful number, since it uses less digits than its factorization.

40163001228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59053 (or 59045 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The spelling of 40163001228 in words is "forty billion, one hundred sixty-three million, one thousand, two hundred twenty-eight".