8016120057 has 32 divisors (see below), whose sum is σ = 12586337280. Its totient is φ = 4486771520.

The previous prime is 8016120031. The next prime is 8016120181. The reversal of 8016120057 is 7500216108.

It is not a de Polignac number, because 8016120057 - 2²³ = 8007731449 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8016120017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 160083 + ... + 204104.

It is an arithmetic number, because the mean of its divisors is an integer number (393323040).

Almost surely, 2^8016120057 is an apocalyptic number.

8016120057 is a gapful number since it is divisible by the number (87) formed by its first and last digit.

It is an amenable number.

8016120057 is a deficient number, since it is larger than the sum of its proper divisors (4570217223).

8016120057 is a wasteful number, since it uses less digits than its factorization.

8016120057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 364253.

The product of its (nonzero) digits is 3360, while the sum is 30.

The square root of 8016120057 is about 89532.7876087861. The cubic root of 8016120057 is about 2001.3424368134.

The spelling of 8016120057 in words is "eight billion, sixteen million, one hundred twenty thousand, fifty-seven".