17485421106427 has 8 divisors (see below), whose sum is σ = 18568912907376. Its totient is φ = 16408033485312.

The previous prime is 17485421106403. The next prime is 17485421106457. The reversal of 17485421106427 is 72460112458471.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-17485421106427 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (17485421106457) 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, 1526039053 + ... + 1526050510.

It is an arithmetic number, because the mean of its divisors is an integer number (2321114113422).

Almost surely, 2^{17485421106427} is an apocalyptic number.

17485421106427 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

17485421106427 is a deficient number, since it is larger than the sum of its proper divisors (1083491800949).

17485421106427 is a wasteful number, since it uses less digits than its factorization.

17485421106427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3052089917.

The product of its (nonzero) digits is 3010560, while the sum is 52.

The spelling of 17485421106427 in words is "seventeen trillion, four hundred eighty-five billion, four hundred twenty-one million, one hundred six thousand, four hundred twenty-seven".