6618142577728 has 56 divisors (see below), whose sum is σ = 14380034353920. Its totient is φ = 2997063467520.

The previous prime is 6618142577713. The next prime is 6618142577737. The reversal of 6618142577728 is 8277752418166.

It is a super-2 number, since 2×6618142577728² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (64).

It is a self number, because there is not a number n which added to its sum of digits gives 6618142577728.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17284176 + ... + 17662927.

Almost surely, 2^{6618142577728} is an apocalyptic number.

It is an amenable number.

6618142577728 is an abundant number, since it is smaller than the sum of its proper divisors (7761891776192).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6618142577728 is a wasteful number, since it uses less digits than its factorization.

6618142577728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34947395 (or 34947385 counting only the distinct ones).

The product of its digits is 63221760, while the sum is 64.

The spelling of 6618142577728 in words is "six trillion, six hundred eighteen billion, one hundred forty-two million, five hundred seventy-seven thousand, seven hundred twenty-eight".