2567985323912 has 12 divisors (see below), whose sum is σ = 4814980980855. Its totient is φ = 1283990395688.

The previous prime is 2567985323903. The next prime is 2567985323941. The reversal of 2567985323912 is 2193235897652.

It is a happy number.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in only one way, i.e., 1283992661956 + 1283992661956 = 1133134^2 + 1133134^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=1133134.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 4249253 + ... + 4815819.

Almost surely, 2^{2567985323912} is an apocalyptic number.

It is an amenable number.

2567985323912 is a deficient number, since it is larger than the sum of its proper divisors (2246995656943).

2567985323912 is an frugal number, since it uses more digits than its factorization.

2567985323912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1133140 (or 566569 counting only the distinct ones).

The product of its digits is 48988800, while the sum is 62.

The spelling of 2567985323912 in words is "two trillion, five hundred sixty-seven billion, nine hundred eighty-five million, three hundred twenty-three thousand, nine hundred twelve".