2555158065 has 8 divisors (see below), whose sum is σ = 4088252928. Its totient is φ = 1362750960.

The previous prime is 2555158061. The next prime is 2555158079. The reversal of 2555158065 is 5608515552.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2555158065 - 2² = 2555158061 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2555158061) 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, 85171921 + ... + 85171950.

It is an arithmetic number, because the mean of its divisors is an integer number (511031616).

Almost surely, 2^2555158065 is an apocalyptic number.

It is an amenable number.

2555158065 is a deficient number, since it is larger than the sum of its proper divisors (1533094863).

2555158065 is a wasteful number, since it uses less digits than its factorization.

2555158065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170343879.

The product of its (nonzero) digits is 300000, while the sum is 42.

The square root of 2555158065 is about 50548.5713447967. The cubic root of 2555158065 is about 1367.1177554839.

The spelling of 2555158065 in words is "two billion, five hundred fifty-five million, one hundred fifty-eight thousand, sixty-five".