400024013021306 has 8 divisors (see below), whose sum is σ = 631616862665280. Its totient is φ = 189485058799548.

The previous prime is 400024013021291. The next prime is 400024013021309. The reversal of 400024013021306 is 603120310420004.

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

It is not an unprimeable number, because it can be changed into a prime (400024013021309) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5263473855506 + ... + 5263473855581.

It is an arithmetic number, because the mean of its divisors is an integer number (78952107833160).

Almost surely, 2^{400024013021306} is an apocalyptic number.

400024013021306 is a deficient number, since it is larger than the sum of its proper divisors (231592849643974).

400024013021306 is a wasteful number, since it uses less digits than its factorization.

400024013021306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10526947711108.

The product of its (nonzero) digits is 3456, while the sum is 26.

The spelling of 400024013021306 in words is "four hundred trillion, twenty-four billion, thirteen million, twenty-one thousand, three hundred six".