400205314533 has 16 divisors (see below), whose sum is σ = 563719459520. Its totient is φ = 251848745856.

The previous prime is 400205314529. The next prime is 400205314583. The reversal of 400205314533 is 335413502004.

It is not a de Polignac number, because 400205314533 - 2² = 400205314529 is a prime.

It is a super-2 number, since 2×400205314533² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 400205314533.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400205314583) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12657760 + ... + 12689337.

It is an arithmetic number, because the mean of its divisors is an integer number (35232466220).

Almost surely, 2^400205314533 is an apocalyptic number.

It is an amenable number.

400205314533 is a deficient number, since it is larger than the sum of its proper divisors (163514144987).

400205314533 is a wasteful number, since it uses less digits than its factorization.

400205314533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25347396.

The product of its (nonzero) digits is 21600, while the sum is 30.

Adding to 400205314533 its reverse (335413502004), we get a palindrome (735618816537).

The spelling of 400205314533 in words is "four hundred billion, two hundred five million, three hundred fourteen thousand, five hundred thirty-three".