401405045211 has 24 divisors (see below), whose sum is σ = 614054248704. Its totient is φ = 251804286720.

The previous prime is 401405045201. The next prime is 401405045231. The reversal of 401405045211 is 112540504104.

401405045211 is a `hidden beast` number, since 4 + 0 + 1 + 405 + 0 + 45 + 211 = 666.

It is not a de Polignac number, because 401405045211 - 2⁶ = 401405045147 is a prime.

It is a super-2 number, since 2×401405045211² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (401405045201) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 374406 + ... + 971076.

It is an arithmetic number, because the mean of its divisors is an integer number (25585593696).

Almost surely, 2^401405045211 is an apocalyptic number.

401405045211 is a deficient number, since it is larger than the sum of its proper divisors (212649203493).

401405045211 is a wasteful number, since it uses less digits than its factorization.

401405045211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 601091 (or 601088 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 27.

Adding to 401405045211 its reverse (112540504104), we get a palindrome (513945549315).

The spelling of 401405045211 in words is "four hundred one billion, four hundred five million, forty-five thousand, two hundred eleven".