18151383771011 has 8 divisors (see below), whose sum is σ = 18677271602880. Its totient is φ = 17630212422312.

The previous prime is 18151383770963. The next prime is 18151383771019. The reversal of 18151383771011 is 11017738315181.

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 18151383771011 - 2¹⁴ = 18151383754627 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (18151383771019) 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, 1179112985 + ... + 1179128378.

It is an arithmetic number, because the mean of its divisors is an integer number (2334658950360).

Almost surely, 2^{18151383771011} is an apocalyptic number.

18151383771011 is a deficient number, since it is larger than the sum of its proper divisors (525887831869).

18151383771011 is a wasteful number, since it uses less digits than its factorization.

18151383771011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2358241585.

The product of its (nonzero) digits is 141120, while the sum is 47.

The spelling of 18151383771011 in words is "eighteen trillion, one hundred fifty-one billion, three hundred eighty-three million, seven hundred seventy-one thousand, eleven".