2666333542 has 8 divisors (see below), whose sum is σ = 4039099632. Its totient is φ = 1319967000.

The previous prime is 2666333519. The next prime is 2666333557. The reversal of 2666333542 is 2453336662.

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

It is a junction number, because it is equal to n+sod(n) for n = 2666333495 and 2666333504.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6599634 + ... + 6600037.

It is an arithmetic number, because the mean of its divisors is an integer number (504887454).

Almost surely, 2^2666333542 is an apocalyptic number.

2666333542 is a deficient number, since it is larger than the sum of its proper divisors (1372766090).

2666333542 is a wasteful number, since it uses less digits than its factorization.

2666333542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13199774.

The product of its digits is 466560, while the sum is 40.

The square root of 2666333542 is about 51636.5523829777. The cubic root of 2666333542 is about 1386.6648023608.

The spelling of 2666333542 in words is "two billion, six hundred sixty-six million, three hundred thirty-three thousand, five hundred forty-two".