401163768 has 48 divisors (see below), whose sum is σ = 1115857080. Its totient is φ = 130106304.

The previous prime is 401163761. The next prime is 401163779. The reversal of 401163768 is 867361104.

401163768 is a `hidden beast` number, since 4 + 0 + 11 + 637 + 6 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401163761) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 72630 + ... + 77957.

Almost surely, 2^401163768 is an apocalyptic number.

It is an amenable number.

401163768 is an abundant number, since it is smaller than the sum of its proper divisors (714693312).

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

401163768 is a wasteful number, since it uses less digits than its factorization.

401163768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150636 (or 150629 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 401163768 is about 20029.0730689166. The cubic root of 401163768 is about 737.5201675228.

The spelling of 401163768 in words is "four hundred one million, one hundred sixty-three thousand, seven hundred sixty-eight".