2552512785 has 16 divisors (see below), whose sum is σ = 4084936704. Its totient is φ = 1361034752.

The previous prime is 2552512783. The next prime is 2552512829. The reversal of 2552512785 is 5872152552.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 2552512785 - 2¹ = 2552512783 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2552512783) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60784 + ... + 93806.

It is an arithmetic number, because the mean of its divisors is an integer number (255308544).

Almost surely, 2^2552512785 is an apocalyptic number.

It is an amenable number.

2552512785 is a deficient number, since it is larger than the sum of its proper divisors (1532423919).

2552512785 is a wasteful number, since it uses less digits than its factorization.

2552512785 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38184.

The product of its digits is 280000, while the sum is 42.

The square root of 2552512785 is about 50522.3988444729. The cubic root of 2552512785 is about 1366.6458136484.

The spelling of 2552512785 in words is "two billion, five hundred fifty-two million, five hundred twelve thousand, seven hundred eighty-five".