400140134005 has 16 divisors (see below), whose sum is σ = 486635981184. Its totient is φ = 315822628800.

The previous prime is 400140133993. The next prime is 400140134011. The reversal of 400140134005 is 500431041004.

It is not a de Polignac number, because 400140134005 - 2⁹ = 400140133493 is a prime.

It is a super-2 number, since 2×400140134005² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1257009 + ... + 1542838.

It is an arithmetic number, because the mean of its divisors is an integer number (30414748824).

Almost surely, 2^400140134005 is an apocalyptic number.

It is an amenable number.

400140134005 is a deficient number, since it is larger than the sum of its proper divisors (86495847179).

400140134005 is a wasteful number, since it uses less digits than its factorization.

400140134005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2800236.

The product of its (nonzero) digits is 960, while the sum is 22.

Adding to 400140134005 its reverse (500431041004), we get a palindrome (900571175009).

The spelling of 400140134005 in words is "four hundred billion, one hundred forty million, one hundred thirty-four thousand, five".