6467142530 has 32 divisors (see below), whose sum is σ = 12346138368. Its totient is φ = 2433816000.

The previous prime is 6467142527. The next prime is 6467142551. The reversal of 6467142530 is 352417646.

It is a happy number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 216446 + ... + 244505.

It is an arithmetic number, because the mean of its divisors is an integer number (385816824).

Almost surely, 2^6467142530 is an apocalyptic number.

6467142530 is a deficient number, since it is larger than the sum of its proper divisors (5878995838).

6467142530 is a wasteful number, since it uses less digits than its factorization.

6467142530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 461042.

The product of its (nonzero) digits is 120960, while the sum is 38.

The square root of 6467142530 is about 80418.5459331366. The cubic root of 6467142530 is about 1863.1056269895.

The spelling of 6467142530 in words is "six billion, four hundred sixty-seven million, one hundred forty-two thousand, five hundred thirty".