4255995517 has 2 divisors, whose sum is σ = 4255995518. Its totient is φ = 4255995516.

The previous prime is 4255995511. The next prime is 4255995553. The reversal of 4255995517 is 7155995524.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2174263641 + 2081731876 = 46629^2 + 45626^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4255995517 is a prime.

It is a super-2 number, since 2×4255995517² = 36226995681448194578, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4255995511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2127997758 + 2127997759.

It is an arithmetic number, because the mean of its divisors is an integer number (2127997759).

Almost surely, 2^4255995517 is an apocalyptic number.

It is an amenable number.

4255995517 is a deficient number, since it is larger than the sum of its proper divisors (1).

4255995517 is an equidigital number, since it uses as much as digits as its factorization.

4255995517 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2835000, while the sum is 52.

The square root of 4255995517 is about 65237.9913623956. The cubic root of 4255995517 is about 1620.5672348075.

The spelling of 4255995517 in words is "four billion, two hundred fifty-five million, nine hundred ninety-five thousand, five hundred seventeen".