7140424666 has 16 divisors (see below), whose sum is σ = 10755097344. Its totient is φ = 3555420624.

The previous prime is 7140424597. The next prime is 7140424691. The reversal of 7140424666 is 6664240417.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 538816 + ... + 551908.

It is an arithmetic number, because the mean of its divisors is an integer number (672193584).

Almost surely, 2^7140424666 is an apocalyptic number.

7140424666 is a deficient number, since it is larger than the sum of its proper divisors (3614672678).

7140424666 is a wasteful number, since it uses less digits than its factorization.

7140424666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14205.

The product of its (nonzero) digits is 193536, while the sum is 40.

The square root of 7140424666 is about 84501.0335203067. The cubic root of 7140424666 is about 1925.6381459705.

The spelling of 7140424666 in words is "seven billion, one hundred forty million, four hundred twenty-four thousand, six hundred sixty-six".