401266412767 has 16 divisors (see below), whose sum is σ = 440255690784. Its totient is φ = 362696400000.

The previous prime is 401266412753. The next prime is 401266412773. The reversal of 401266412767 is 767214662104.

It is not a de Polignac number, because 401266412767 - 2¹¹ = 401266410719 is a prime.

It is a super-2 number, since 2×401266412767² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401266412867) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10934173 + ... + 10970809.

It is an arithmetic number, because the mean of its divisors is an integer number (27515980674).

Almost surely, 2^401266412767 is an apocalyptic number.

401266412767 is a deficient number, since it is larger than the sum of its proper divisors (38989278017).

401266412767 is a wasteful number, since it uses less digits than its factorization.

401266412767 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42330.

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

The spelling of 401266412767 in words is "four hundred one billion, two hundred sixty-six million, four hundred twelve thousand, seven hundred sixty-seven".