16408041247 has 8 divisors (see below), whose sum is σ = 17671215744. Its totient is φ = 15145012128.

The previous prime is 16408041239. The next prime is 16408041253. The reversal of 16408041247 is 74214080461.

It is a happy number.

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 16408041247 - 2³ = 16408041239 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16408041647) 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, 351153 + ... + 395125.

It is an arithmetic number, because the mean of its divisors is an integer number (2208901968).

Almost surely, 2^16408041247 is an apocalyptic number.

16408041247 is a deficient number, since it is larger than the sum of its proper divisors (1263174497).

16408041247 is a wasteful number, since it uses less digits than its factorization.

16408041247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72689.

The product of its (nonzero) digits is 43008, while the sum is 37.

The spelling of 16408041247 in words is "sixteen billion, four hundred eight million, forty-one thousand, two hundred forty-seven".