6651755570 has 16 divisors (see below), whose sum is σ = 12251606400. Its totient is φ = 2598825264.

The previous prime is 6651755569. The next prime is 6651755587. The reversal of 6651755570 is 755571566.

It is an unprimeable number.

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, 7734170 + ... + 7735029.

It is an arithmetic number, because the mean of its divisors is an integer number (765725400).

Almost surely, 2^6651755570 is an apocalyptic number.

6651755570 is a deficient number, since it is larger than the sum of its proper divisors (5599850830).

6651755570 is a wasteful number, since it uses less digits than its factorization.

6651755570 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15469249.

The product of its (nonzero) digits is 1102500, while the sum is 47.

The square root of 6651755570 is about 81558.2955314786. The cubic root of 6651755570 is about 1880.6678223873.

The spelling of 6651755570 in words is "six billion, six hundred fifty-one million, seven hundred fifty-five thousand, five hundred seventy".