6650667042 has 32 divisors (see below), whose sum is σ = 13350334464. Its totient is φ = 2208738000.

The previous prime is 6650667041. The next prime is 6650667043. The reversal of 6650667042 is 2407660566.

It is an interprime number because it is at equal distance from previous prime (6650667041) and next prime (6650667043).

It is a junction number, because it is equal to n+sod(n) for n = 6650666985 and 6650667003.

It is not an unprimeable number, because it can be changed into a prime (6650667041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2716663 + ... + 2719109.

It is an arithmetic number, because the mean of its divisors is an integer number (417197952).

Almost surely, 2^6650667042 is an apocalyptic number.

6650667042 is an abundant number, since it is smaller than the sum of its proper divisors (6699667422).

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

6650667042 is a wasteful number, since it uses less digits than its factorization.

6650667042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3934.

The product of its (nonzero) digits is 362880, while the sum is 42.

The square root of 6650667042 is about 81551.6219458571. The cubic root of 6650667042 is about 1880.5652293580.

The spelling of 6650667042 in words is "six billion, six hundred fifty million, six hundred sixty-seven thousand, forty-two".