13133663641 has 8 divisors (see below), whose sum is σ = 15010700544. Its totient is φ = 11256826560.

The previous prime is 13133663629. The next prime is 13133663681. The reversal of 13133663641 is 14636633131.

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

It is not a de Polignac number, because 13133663641 - 2¹³ = 13133655449 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13133663641.

It is not an unprimeable number, because it can be changed into a prime (13133663611) 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, 138096 + ... + 212926.

It is an arithmetic number, because the mean of its divisors is an integer number (1876337568).

Almost surely, 2^13133663641 is an apocalyptic number.

It is an amenable number.

13133663641 is a deficient number, since it is larger than the sum of its proper divisors (1877036903).

13133663641 is an equidigital number, since it uses as much as digits as its factorization.

13133663641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99911.

The product of its digits is 69984, while the sum is 37.

The spelling of 13133663641 in words is "thirteen billion, one hundred thirty-three million, six hundred sixty-three thousand, six hundred forty-one".