401056412163 has 12 divisors (see below), whose sum is σ = 587774136264. Its totient is φ = 243064492000.

The previous prime is 401056412089. The next prime is 401056412171. The reversal of 401056412163 is 361214650104.

It is not a de Polignac number, because 401056412163 - 2¹⁷ = 401056281091 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (401056412863) 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, 552418938 + ... + 552419663.

It is an arithmetic number, because the mean of its divisors is an integer number (48981178022).

Almost surely, 2^401056412163 is an apocalyptic number.

401056412163 is a deficient number, since it is larger than the sum of its proper divisors (186717724101).

401056412163 is a wasteful number, since it uses less digits than its factorization.

401056412163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1104838626 (or 1104838615 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 33.

The spelling of 401056412163 in words is "four hundred one billion, fifty-six million, four hundred twelve thousand, one hundred sixty-three".