406396524959 has 2 divisors, whose sum is σ = 406396524960. Its totient is φ = 406396524958.

The previous prime is 406396524923. The next prime is 406396524971. The reversal of 406396524959 is 959425693604.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 406396524959 - 2³⁶ = 337677048223 is a prime.

It is a super-2 number, since 2×406396524959² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (406396524979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 203198262479 + 203198262480.

It is an arithmetic number, because the mean of its divisors is an integer number (203198262480).

Almost surely, 2^406396524959 is an apocalyptic number.

406396524959 is a deficient number, since it is larger than the sum of its proper divisors (1).

406396524959 is an equidigital number, since it uses as much as digits as its factorization.

406396524959 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 62985600, while the sum is 62.

The spelling of 406396524959 in words is "four hundred six billion, three hundred ninety-six million, five hundred twenty-four thousand, nine hundred fifty-nine".