4255965775385 has 16 divisors (see below), whose sum is σ = 5276809463040. Its totient is φ = 3293481871680.

The previous prime is 4255965775331. The next prime is 4255965775427. The reversal of 4255965775385 is 5835775695524.

It is not a de Polignac number, because 4255965775385 - 2³⁸ = 3981087868441 is a prime.

It is a super-3 number, since 3×4255965775385³ (a number of 39 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (71).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 113081525 + ... + 113119154.

It is an arithmetic number, because the mean of its divisors is an integer number (329800591440).

Almost surely, 2^{4255965775385} is an apocalyptic number.

It is an amenable number.

4255965775385 is a deficient number, since it is larger than the sum of its proper divisors (1020843687655).

4255965775385 is a wasteful number, since it uses less digits than its factorization.

4255965775385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226200808.

The product of its digits is 1587600000, while the sum is 71.

The spelling of 4255965775385 in words is "four trillion, two hundred fifty-five billion, nine hundred sixty-five million, seven hundred seventy-five thousand, three hundred eighty-five".