406320204511 has 16 divisors (see below), whose sum is σ = 439067502720. Its totient is φ = 373787504640.

The previous prime is 406320204497. The next prime is 406320204571. The reversal of 406320204511 is 115402023604.

It is a cyclic number.

It is not a de Polignac number, because 406320204511 - 2⁹ = 406320203999 is a prime.

It is a super-2 number, since 2×406320204511² (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 406320204511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (406320204571) 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, 6802506 + ... + 6861976.

It is an arithmetic number, because the mean of its divisors is an integer number (27441718920).

Almost surely, 2^406320204511 is an apocalyptic number.

406320204511 is a deficient number, since it is larger than the sum of its proper divisors (32747298209).

406320204511 is a wasteful number, since it uses less digits than its factorization.

406320204511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61266.

The product of its (nonzero) digits is 5760, while the sum is 28.

The spelling of 406320204511 in words is "four hundred six billion, three hundred twenty million, two hundred four thousand, five hundred eleven".