534406170287647 has 4 divisors (see below), whose sum is σ = 610749908900176. Its totient is φ = 458062431675120.

The previous prime is 534406170287497. The next prime is 534406170287659. The reversal of 534406170287647 is 746782071604435.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-534406170287647 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (534406170287747) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38171869306254 + ... + 38171869306267.

It is an arithmetic number, because the mean of its divisors is an integer number (152687477225044).

Almost surely, 2^{534406170287647} is an apocalyptic number.

534406170287647 is a deficient number, since it is larger than the sum of its proper divisors (76343738612529).

534406170287647 is an equidigital number, since it uses as much as digits as its factorization.

534406170287647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76343738612528.

The product of its (nonzero) digits is 189665280, while the sum is 64.

The spelling of 534406170287647 in words is "five hundred thirty-four trillion, four hundred six billion, one hundred seventy million, two hundred eighty-seven thousand, six hundred forty-seven".