8051918682845 has 8 divisors (see below), whose sum is σ = 9662574603264. Its totient is φ = 6441353490384.

The previous prime is 8051918682749. The next prime is 8051918682853. The reversal of 8051918682845 is 5482868191508.

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 8051918682845 - 2²⁴ = 8051901905629 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22486589 + ... + 22841858.

It is an arithmetic number, because the mean of its divisors is an integer number (1207821825408).

Almost surely, 2^{8051918682845} is an apocalyptic number.

It is an amenable number.

8051918682845 is a deficient number, since it is larger than the sum of its proper divisors (1610655920419).

8051918682845 is a wasteful number, since it uses less digits than its factorization.

8051918682845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45363979.

The product of its (nonzero) digits is 44236800, while the sum is 65.

The spelling of 8051918682845 in words is "eight trillion, fifty-one billion, nine hundred eighteen million, six hundred eighty-two thousand, eight hundred forty-five".