13664646241501 has 8 divisors (see below), whose sum is σ = 13882341146240. Its totient is φ = 13447355600448.

The previous prime is 13664646241481. The next prime is 13664646241541. The reversal of 13664646241501 is 10514264646631.

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

It is a cyclic number.

It is not a de Polignac number, because 13664646241501 - 2¹³ = 13664646233309 is a prime.

It is a super-2 number, since 2×13664646241501² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13664646241541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100997781 + ... + 101132986.

It is an arithmetic number, because the mean of its divisors is an integer number (1735292643280).

Almost surely, 2^{13664646241501} is an apocalyptic number.

It is an amenable number.

13664646241501 is a deficient number, since it is larger than the sum of its proper divisors (217694904739).

13664646241501 is a wasteful number, since it uses less digits than its factorization.

13664646241501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202131843.

The product of its (nonzero) digits is 2488320, while the sum is 49.

The spelling of 13664646241501 in words is "thirteen trillion, six hundred sixty-four billion, six hundred forty-six million, two hundred forty-one thousand, five hundred one".