827465903431 has 2 divisors, whose sum is σ = 827465903432. Its totient is φ = 827465903430.

The previous prime is 827465903311. The next prime is 827465903441. The reversal of 827465903431 is 134309564728.

It is a happy number.

827465903431 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 827465903431 - 2¹⁷ = 827465772359 is a prime.

It is a super-2 number, since 2×827465903431² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (827465903441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 413732951715 + 413732951716.

It is an arithmetic number, because the mean of its divisors is an integer number (413732951716).

It is a 1-persistent number, because it is pandigital, but 2⋅827465903431 = 1654931806862 is not.

Almost surely, 2^827465903431 is an apocalyptic number.

827465903431 is a deficient number, since it is larger than the sum of its proper divisors (1).

827465903431 is an equidigital number, since it uses as much as digits as its factorization.

827465903431 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4354560, while the sum is 52.

The spelling of 827465903431 in words is "eight hundred twenty-seven billion, four hundred sixty-five million, nine hundred three thousand, four hundred thirty-one".