6755021572 has 12 divisors (see below), whose sum is σ = 12730617676. Its totient is φ = 3117702240.

The previous prime is 6755021549. The next prime is 6755021573. The reversal of 6755021572 is 2751205576.

It can be written as a sum of positive squares in 2 ways, for example, as 2772654336 + 3982367236 = 52656^2 + 63106^2 .

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (6755021573) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 64952079 + ... + 64952182.

Almost surely, 2^6755021572 is an apocalyptic number.

It is an amenable number.

6755021572 is a deficient number, since it is larger than the sum of its proper divisors (5975596104).

6755021572 is a wasteful number, since it uses less digits than its factorization.

6755021572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129904278 (or 129904276 counting only the distinct ones).

The product of its (nonzero) digits is 147000, while the sum is 40.

The square root of 6755021572 is about 82188.9382581379. The cubic root of 6755021572 is about 1890.3501093612.

The spelling of 6755021572 in words is "six billion, seven hundred fifty-five million, twenty-one thousand, five hundred seventy-two".