825418747027 has 8 divisors (see below), whose sum is σ = 943344929376. Its totient is φ = 707494869312.

The previous prime is 825418746947. The next prime is 825418747039. The reversal of 825418747027 is 720747814528.

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

It is a de Polignac number, because none of the positive numbers 2^k-825418747027 is a prime.

It is a super-2 number, since 2×825418747027² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (825418744027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 275193 + ... + 1313989.

It is an arithmetic number, because the mean of its divisors is an integer number (117918116172).

Almost surely, 2^825418747027 is an apocalyptic number.

825418747027 is a deficient number, since it is larger than the sum of its proper divisors (117926182349).

825418747027 is a wasteful number, since it uses less digits than its factorization.

825418747027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1152317.

The product of its (nonzero) digits is 7024640, while the sum is 55.

The spelling of 825418747027 in words is "eight hundred twenty-five billion, four hundred eighteen million, seven hundred forty-seven thousand, twenty-seven".