401815674611 has 16 divisors (see below), whose sum is σ = 435914599680. Its totient is φ = 368173412640.

The previous prime is 401815674563. The next prime is 401815674641. The reversal of 401815674611 is 116476518104.

It is a cyclic number.

It is not a de Polignac number, because 401815674611 - 2¹⁰ = 401815673587 is a prime.

It is a super-2 number, since 2×401815674611² (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 (401815674641) 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, 12399716 + ... + 12432078.

It is an arithmetic number, because the mean of its divisors is an integer number (27244662480).

Almost surely, 2^401815674611 is an apocalyptic number.

401815674611 is a deficient number, since it is larger than the sum of its proper divisors (34098925069).

401815674611 is a wasteful number, since it uses less digits than its factorization.

401815674611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39386.

The product of its (nonzero) digits is 161280, while the sum is 44.

The spelling of 401815674611 in words is "four hundred one billion, eight hundred fifteen million, six hundred seventy-four thousand, six hundred eleven".