16555541413 has 16 divisors (see below), whose sum is σ = 17913595392. Its totient is φ = 15267168000.

The previous prime is 16555541407. The next prime is 16555541419. The reversal of 16555541413 is 31414555561.

It is an interprime number because it is at equal distance from previous prime (16555541407) and next prime (16555541419).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16555541413 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 (16555541419) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 96808 + ... + 206113.

It is an arithmetic number, because the mean of its divisors is an integer number (1119599712).

Almost surely, 2^16555541413 is an apocalyptic number.

It is an amenable number.

16555541413 is a deficient number, since it is larger than the sum of its proper divisors (1358053979).

16555541413 is a wasteful number, since it uses less digits than its factorization.

16555541413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 303036.

The product of its digits is 180000, while the sum is 40.

The spelling of 16555541413 in words is "sixteen billion, five hundred fifty-five million, five hundred forty-one thousand, four hundred thirteen".