2665416404342 has 8 divisors (see below), whose sum is σ = 4171956111216. Its totient is φ = 1274764367272.

The previous prime is 2665416404341. The next prime is 2665416404381. The reversal of 2665416404342 is 2434046145662.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2665416404341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28971917393 + ... + 28971917484.

It is an arithmetic number, because the mean of its divisors is an integer number (521494513902).

Almost surely, 2^{2665416404342} is an apocalyptic number.

2665416404342 is a deficient number, since it is larger than the sum of its proper divisors (1506539706874).

2665416404342 is a wasteful number, since it uses less digits than its factorization.

2665416404342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57943834902.

The product of its (nonzero) digits is 3317760, while the sum is 47.

The spelling of 2665416404342 in words is "two trillion, six hundred sixty-five billion, four hundred sixteen million, four hundred four thousand, three hundred forty-two".