6651142124 has 24 divisors (see below), whose sum is σ = 12707685648. Its totient is φ = 3020853440.

The previous prime is 6651142123. The next prime is 6651142129. The reversal of 6651142124 is 4212411566.

It is not an unprimeable number, because it can be changed into a prime (6651142123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2999 + ... + 115374.

It is an arithmetic number, because the mean of its divisors is an integer number (529486902).

Almost surely, 2^6651142124 is an apocalyptic number.

It is an amenable number.

6651142124 is a deficient number, since it is larger than the sum of its proper divisors (6056543524).

6651142124 is a wasteful number, since it uses less digits than its factorization.

6651142124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119665 (or 119663 counting only the distinct ones).

The product of its digits is 11520, while the sum is 32.

The square root of 6651142124 is about 81554.5346623963. The cubic root of 6651142124 is about 1880.6100068924.

The spelling of 6651142124 in words is "six billion, six hundred fifty-one million, one hundred forty-two thousand, one hundred twenty-four".