400212024134 has 24 divisors (see below), whose sum is σ = 650375133840. Its totient is φ = 184620435168.

The previous prime is 400212024119. The next prime is 400212024167. The reversal of 400212024134 is 431420212004.

It is a super-2 number, since 2×400212024134² (a number of 24 digits) contains 22 as substring.

It is a Curzon number.

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, 378527 + ... + 971445.

It is an arithmetic number, because the mean of its divisors is an integer number (27098963910).

Almost surely, 2^400212024134 is an apocalyptic number.

400212024134 is a deficient number, since it is larger than the sum of its proper divisors (250163109706).

400212024134 is a wasteful number, since it uses less digits than its factorization.

400212024134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 594944 (or 594931 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 400212024134 its reverse (431420212004), we get a palindrome (831632236138).

The spelling of 400212024134 in words is "four hundred billion, two hundred twelve million, twenty-four thousand, one hundred thirty-four".