5491492651009 has 8 divisors (see below), whose sum is σ = 5549148864000. Its totient is φ = 5434131355296.

The previous prime is 5491492650991. The next prime is 5491492651013. The reversal of 5491492651009 is 9001562941945.

It is a happy number.

5491492651009 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 5491492651009 - 2²³ = 5491484262401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5491492651039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73691884 + ... + 73766365.

It is an arithmetic number, because the mean of its divisors is an integer number (693643608000).

Almost surely, 2^{5491492651009} is an apocalyptic number.

It is an amenable number.

5491492651009 is a deficient number, since it is larger than the sum of its proper divisors (57656212991).

5491492651009 is a wasteful number, since it uses less digits than its factorization.

5491492651009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147458639.

The product of its (nonzero) digits is 3499200, while the sum is 55.

The spelling of 5491492651009 in words is "five trillion, four hundred ninety-one billion, four hundred ninety-two million, six hundred fifty-one thousand, nine".