400013402223223 has 16 divisors (see below), whose sum is σ = 435327618032640. Its totient is φ = 366163416345600.

The previous prime is 400013402223131. The next prime is 400013402223241. The reversal of 400013402223223 is 322322204310004.

It is a cyclic number.

It is not a de Polignac number, because 400013402223223 - 2⁹ = 400013402222711 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 400013402223191 and 400013402223200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400013402223283) 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, 529372765 + ... + 530127862.

It is an arithmetic number, because the mean of its divisors is an integer number (27207976127040).

Almost surely, 2^{400013402223223} is an apocalyptic number.

400013402223223 is a deficient number, since it is larger than the sum of its proper divisors (35314215809417).

400013402223223 is a wasteful number, since it uses less digits than its factorization.

400013402223223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1059501318.

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 400013402223223 its reverse (322322204310004), we get a palindrome (722335606533227).

The spelling of 400013402223223 in words is "four hundred trillion, thirteen billion, four hundred two million, two hundred twenty-three thousand, two hundred twenty-three".