400043024134 has 24 divisors (see below), whose sum is σ = 650121232320. Its totient is φ = 184536582048.

The previous prime is 400043024113. The next prime is 400043024167. The reversal of 400043024134 is 431420340004.

It is a super-2 number, since 2×400043024134² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 400043024099 and 400043024108.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 319147 + ... + 949705.

It is an arithmetic number, because the mean of its divisors is an integer number (27088384680).

Almost surely, 2^400043024134 is an apocalyptic number.

400043024134 is a deficient number, since it is larger than the sum of its proper divisors (250078208186).

400043024134 is a wasteful number, since it uses less digits than its factorization.

400043024134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 632464 (or 632451 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 400043024134 its reverse (431420340004), we get a palindrome (831463364138).

The spelling of 400043024134 in words is "four hundred billion, forty-three million, twenty-four thousand, one hundred thirty-four".