424281286505 has 16 divisors (see below), whose sum is σ = 527731027200. Its totient is φ = 327244950912.

The previous prime is 424281286487. The next prime is 424281286523. The reversal of 424281286505 is 505682182424.

It is an interprime number because it is at equal distance from previous prime (424281286487) and next prime (424281286523).

It is a cyclic number.

It is not a de Polignac number, because 424281286505 - 2¹⁰ = 424281285481 is a prime.

It is a super-2 number, since 2×424281286505² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a self number, because there is not a number n which added to its sum of digits gives 424281286505.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13457780 + ... + 13489269.

It is an arithmetic number, because the mean of its divisors is an integer number (32983189200).

Almost surely, 2^424281286505 is an apocalyptic number.

It is an amenable number.

424281286505 is a deficient number, since it is larger than the sum of its proper divisors (103449740695).

424281286505 is a wasteful number, since it uses less digits than its factorization.

424281286505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26947168.

The product of its (nonzero) digits is 1228800, while the sum is 47.

The spelling of 424281286505 in words is "four hundred twenty-four billion, two hundred eighty-one million, two hundred eighty-six thousand, five hundred five".