400012402034 has 8 divisors (see below), whose sum is σ = 685735546368. Its totient is φ = 171433886580.

The previous prime is 400012402007. The next prime is 400012402057. The reversal of 400012402034 is 430204210004.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×400012402034³ (a number of 36 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 400012401997 and 400012402015.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14286157202 + ... + 14286157229.

It is an arithmetic number, because the mean of its divisors is an integer number (85716943296).

Almost surely, 2^400012402034 is an apocalyptic number.

400012402034 is a deficient number, since it is larger than the sum of its proper divisors (285723144334).

400012402034 is a wasteful number, since it uses less digits than its factorization.

400012402034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28572314440.

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 400012402034 its reverse (430204210004), we get a palindrome (830216612038).

The spelling of 400012402034 in words is "four hundred billion, twelve million, four hundred two thousand, thirty-four".