6466136756613 has 8 divisors (see below), whose sum is σ = 8621625156288. Its totient is φ = 4310703097344.

The previous prime is 6466136756603. The next prime is 6466136756617. The reversal of 6466136756613 is 3166576316646.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6466136756613 - 2³² = 6461841789317 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6466136756617) by changing a digit.

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, 13408681 + ... + 13882542.

It is an arithmetic number, because the mean of its divisors is an integer number (1077703144536).

Almost surely, 2^{6466136756613} is an apocalyptic number.

It is an amenable number.

6466136756613 is a deficient number, since it is larger than the sum of its proper divisors (2155488399675).

6466136756613 is a wasteful number, since it uses less digits than its factorization.

6466136756613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27370203.

The product of its digits is 58786560, while the sum is 60.

The spelling of 6466136756613 in words is "six trillion, four hundred sixty-six billion, one hundred thirty-six million, seven hundred fifty-six thousand, six hundred thirteen".