400021104334 has 8 divisors (see below), whose sum is σ = 600866195040. Its totient is φ = 199732372656.

The previous prime is 400021104299. The next prime is 400021104359. The reversal of 400021104334 is 433401120004.

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

It is a congruent number.

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, 139087959 + ... + 139090834.

It is an arithmetic number, because the mean of its divisors is an integer number (75108274380).

Almost surely, 2^400021104334 is an apocalyptic number.

400021104334 is a deficient number, since it is larger than the sum of its proper divisors (200845090706).

400021104334 is a wasteful number, since it uses less digits than its factorization.

400021104334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278179514.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 400021104334 its reverse (433401120004), we get a palindrome (833422224338).

The spelling of 400021104334 in words is "four hundred billion, twenty-one million, one hundred four thousand, three hundred thirty-four".