2180106542 has 8 divisors (see below), whose sum is σ = 3274992216. Its totient is φ = 1088442472.

The previous prime is 2180106521. The next prime is 2180106557. The reversal of 2180106542 is 2456010812.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 803708 + ... + 806415.

It is an arithmetic number, because the mean of its divisors is an integer number (409374027).

Almost surely, 2^2180106542 is an apocalyptic number.

2180106542 is a deficient number, since it is larger than the sum of its proper divisors (1094885674).

2180106542 is a wasteful number, since it uses less digits than its factorization.

2180106542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1610802.

The product of its (nonzero) digits is 3840, while the sum is 29.

The square root of 2180106542 is about 46691.6110452402. The cubic root of 2180106542 is about 1296.6593799379.

The spelling of 2180106542 in words is "two billion, one hundred eighty million, one hundred six thousand, five hundred forty-two".