534642663 has 8 divisors (see below), whose sum is σ = 719165808. Its totient is φ = 353273984.

The previous prime is 534642643. The next prime is 534642677. The reversal of 534642663 is 366246435.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 534642663 - 2⁶ = 534642599 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (534642623) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 788220 + ... + 788897.

It is an arithmetic number, because the mean of its divisors is an integer number (89895726).

Almost surely, 2^534642663 is an apocalyptic number.

534642663 is a deficient number, since it is larger than the sum of its proper divisors (184523145).

534642663 is a wasteful number, since it uses less digits than its factorization.

534642663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1577233.

The product of its digits is 311040, while the sum is 39.

The square root of 534642663 is about 23122.3412093153. The cubic root of 534642663 is about 811.6233577030.

The spelling of 534642663 in words is "five hundred thirty-four million, six hundred forty-two thousand, six hundred sixty-three".