427648257870063 has 8 divisors (see below), whose sum is σ = 570231343029168. Its totient is φ = 285082005645504.

The previous prime is 427648257870061. The next prime is 427648257870101. The reversal of 427648257870063 is 360078752846724.

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

It is not a de Polignac number, because 427648257870063 - 2¹ = 427648257870061 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 427648257870063.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (427648257870061) 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, 4208174356 + ... + 4208275977.

It is an arithmetic number, because the mean of its divisors is an integer number (71278917878646).

Almost surely, 2^{427648257870063} is an apocalyptic number.

427648257870063 is a deficient number, since it is larger than the sum of its proper divisors (142583085159105).

427648257870063 is a wasteful number, since it uses less digits than its factorization.

427648257870063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8416467273.

The product of its (nonzero) digits is 758661120, while the sum is 69.

The spelling of 427648257870063 in words is "four hundred twenty-seven trillion, six hundred forty-eight billion, two hundred fifty-seven million, eight hundred seventy thousand, sixty-three".