401316667215 has 16 divisors (see below), whose sum is σ = 642121270368. Its totient is φ = 214030688256.

The previous prime is 401316667211. The next prime is 401316667237. The reversal of 401316667215 is 512766613104.

It is not a de Polignac number, because 401316667215 - 2² = 401316667211 is a prime.

It is a super-2 number, since 2×401316667215² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401316667211) 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 15 ways as a sum of consecutive naturals, for example, 435327 + ... + 996063.

It is an arithmetic number, because the mean of its divisors is an integer number (40132579398).

Almost surely, 2^401316667215 is an apocalyptic number.

401316667215 is a deficient number, since it is larger than the sum of its proper divisors (240804603153).

401316667215 is a wasteful number, since it uses less digits than its factorization.

401316667215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 608458.

The product of its (nonzero) digits is 181440, while the sum is 42.

The spelling of 401316667215 in words is "four hundred one billion, three hundred sixteen million, six hundred sixty-seven thousand, two hundred fifteen".