406261545043 has 2 divisors, whose sum is σ = 406261545044. Its totient is φ = 406261545042.

The previous prime is 406261545007. The next prime is 406261545049. The reversal of 406261545043 is 340545162604.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 406261545043 - 2³⁷ = 268822591571 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 406261544987 and 406261545005.

It is not a weakly prime, because it can be changed into another prime (406261545049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 203130772521 + 203130772522.

It is an arithmetic number, because the mean of its divisors is an integer number (203130772522).

Almost surely, 2^406261545043 is an apocalyptic number.

406261545043 is a deficient number, since it is larger than the sum of its proper divisors (1).

406261545043 is an equidigital number, since it uses as much as digits as its factorization.

406261545043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 345600, while the sum is 40.

The spelling of 406261545043 in words is "four hundred six billion, two hundred sixty-one million, five hundred forty-five thousand, forty-three".