6630152018544 has 140 divisors (see below), whose sum is σ = 19476476974800. Its totient is φ = 2185218300672.

The previous prime is 6630152018537. The next prime is 6630152018549. The reversal of 6630152018544 is 4458102510366.

6630152018544 is a `hidden beast` number, since 6 + 6 + 3 + 0 + 1 + 520 + 1 + 85 + 44 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 6630152018544.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6630152018549) by changing a digit.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 2155324 + ... + 4231515.

Almost surely, 2^{6630152018544} is an apocalyptic number.

It is an amenable number.

6630152018544 is an abundant number, since it is smaller than the sum of its proper divisors (12846324956256).

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

6630152018544 is an equidigital number, since it uses as much as digits as its factorization.

6630152018544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6386954 (or 6386933 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 45.

The spelling of 6630152018544 in words is "six trillion, six hundred thirty billion, one hundred fifty-two million, eighteen thousand, five hundred forty-four".