401161758111 has 8 divisors (see below), whose sum is σ = 594313715760. Its totient is φ = 267441172056.

The previous prime is 401161758071. The next prime is 401161758149. The reversal of 401161758111 is 111857161104.

401161758111 is a `hidden beast` number, since 4 + 0 + 1 + 1 + 61 + 7 + 581 + 11 = 666.

It is not a de Polignac number, because 401161758111 - 2⁶ = 401161758047 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401161758161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7428921420 + ... + 7428921473.

It is an arithmetic number, because the mean of its divisors is an integer number (74289214470).

Almost surely, 2^401161758111 is an apocalyptic number.

401161758111 is a deficient number, since it is larger than the sum of its proper divisors (193151957649).

401161758111 is a wasteful number, since it uses less digits than its factorization.

401161758111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14857842902 (or 14857842896 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 36.

The spelling of 401161758111 in words is "four hundred one billion, one hundred sixty-one million, seven hundred fifty-eight thousand, one hundred eleven".