6581675309962 has 4 divisors (see below), whose sum is σ = 9872512964946. Its totient is φ = 3290837654980.

The previous prime is 6581675309959. The next prime is 6581675309999. The reversal of 6581675309962 is 2699035761856.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 5676682691241 + 904992618721 = 2382579^2 + 951311^2 .

It is a Smith number, since the sum of its digits (67) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1645418827489 + ... + 1645418827492.

Almost surely, 2^{6581675309962} is an apocalyptic number.

6581675309962 is a deficient number, since it is larger than the sum of its proper divisors (3290837654984).

6581675309962 is a wasteful number, since it uses less digits than its factorization.

6581675309962 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3290837654983.

The product of its (nonzero) digits is 146966400, while the sum is 67.

The spelling of 6581675309962 in words is "six trillion, five hundred eighty-one billion, six hundred seventy-five million, three hundred nine thousand, nine hundred sixty-two".