16411477081 has 8 divisors (see below), whose sum is σ = 16584457824. Its totient is φ = 16239219360.

The previous prime is 16411477079. The next prime is 16411477099. The reversal of 16411477081 is 18077411461.

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 16411477081 - 2¹ = 16411477079 is a prime.

It is a super-3 number, since 3×16411477081³ (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16411471081) 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, 135060 + ... + 225973.

It is an arithmetic number, because the mean of its divisors is an integer number (2073057228).

Almost surely, 2^16411477081 is an apocalyptic number.

It is an amenable number.

16411477081 is a deficient number, since it is larger than the sum of its proper divisors (172980743).

16411477081 is a wasteful number, since it uses less digits than its factorization.

16411477081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 361511.

The product of its (nonzero) digits is 37632, while the sum is 40.

The spelling of 16411477081 in words is "sixteen billion, four hundred eleven million, four hundred seventy-seven thousand, eighty-one".