895165505431 has 2 divisors, whose sum is σ = 895165505432. Its totient is φ = 895165505430.

The previous prime is 895165505419. The next prime is 895165505453. The reversal of 895165505431 is 134505561598.

895165505431 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 895165505431 - 2³¹ = 893018021783 is a prime.

It is a super-2 number, since 2×895165505431² (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 (895165505491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 447582752715 + 447582752716.

It is an arithmetic number, because the mean of its divisors is an integer number (447582752716).

Almost surely, 2^895165505431 is an apocalyptic number.

895165505431 is a deficient number, since it is larger than the sum of its proper divisors (1).

895165505431 is an equidigital number, since it uses as much as digits as its factorization.

895165505431 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3240000, while the sum is 52.

The spelling of 895165505431 in words is "eight hundred ninety-five billion, one hundred sixty-five million, five hundred five thousand, four hundred thirty-one".