165626533016413 has 8 divisors (see below), whose sum is σ = 193689500404928. Its totient is φ = 138664074153024.

The previous prime is 165626533016411. The next prime is 165626533016431. The reversal of 165626533016413 is 314610335626561.

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

It is not a de Polignac number, because 165626533016413 - 2¹ = 165626533016411 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165626533016411) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 275127130956 + ... + 275127131557.

It is an arithmetic number, because the mean of its divisors is an integer number (24211187550616).

Almost surely, 2^{165626533016413} is an apocalyptic number.

It is an amenable number.

165626533016413 is a deficient number, since it is larger than the sum of its proper divisors (28062967388515).

165626533016413 is an equidigital number, since it uses as much as digits as its factorization.

165626533016413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 550254262563.

The product of its (nonzero) digits is 6998400, while the sum is 52.

The spelling of 165626533016413 in words is "one hundred sixty-five trillion, six hundred twenty-six billion, five hundred thirty-three million, sixteen thousand, four hundred thirteen".