401441076667 has 4 divisors (see below), whose sum is σ = 401448896320. Its totient is φ = 401433257016.

The previous prime is 401441076653. The next prime is 401441076671. The reversal of 401441076667 is 766670144104.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 401441076667 - 2⁷ = 401441076539 is a prime.

It is a super-2 number, since 2×401441076667² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (401441076607) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3832308 + ... + 3935665.

It is an arithmetic number, because the mean of its divisors is an integer number (100362224080).

Almost surely, 2^401441076667 is an apocalyptic number.

401441076667 is a deficient number, since it is larger than the sum of its proper divisors (7819653).

401441076667 is an equidigital number, since it uses as much as digits as its factorization.

401441076667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7819652.

The product of its (nonzero) digits is 677376, while the sum is 46.

The spelling of 401441076667 in words is "four hundred one billion, four hundred forty-one million, seventy-six thousand, six hundred sixty-seven".