401641113154 has 8 divisors (see below), whose sum is σ = 602740464588. Its totient is φ = 200727624960.

The previous prime is 401641113121. The next prime is 401641113169. The reversal of 401641113154 is 451311146104.

It can be written as a sum of positive squares in 2 ways, for example, as 360092405929 + 41548707225 = 600077^2 + 203835^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×401641113154² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 46460407 + ... + 46469050.

Almost surely, 2^401641113154 is an apocalyptic number.

401641113154 is a deficient number, since it is larger than the sum of its proper divisors (201099351434).

401641113154 is a wasteful number, since it uses less digits than its factorization.

401641113154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92931620.

The product of its (nonzero) digits is 5760, while the sum is 31.

Adding to 401641113154 its reverse (451311146104), we get a palindrome (852952259258).

The spelling of 401641113154 in words is "four hundred one billion, six hundred forty-one million, one hundred thirteen thousand, one hundred fifty-four".