5402255665 has 8 divisors (see below), whose sum is σ = 6864042600. Its totient is φ = 4067580672.

The previous prime is 5402255659. The next prime is 5402255669. The reversal of 5402255665 is 5665522045.

It can be written as a sum of positive squares in 4 ways, for example, as 386358336 + 5015897329 = 19656^2 + 70823^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 5402255665 - 2²⁷ = 5268037937 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5402255669) 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, 31777890 + ... + 31778059.

It is an arithmetic number, because the mean of its divisors is an integer number (858005325).

Almost surely, 2^5402255665 is an apocalyptic number.

It is an amenable number.

5402255665 is a deficient number, since it is larger than the sum of its proper divisors (1461786935).

5402255665 is a wasteful number, since it uses less digits than its factorization.

5402255665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63555971.

The product of its (nonzero) digits is 360000, while the sum is 40.

The square root of 5402255665 is about 73500.0385374049. The cubic root of 5402255665 is about 1754.6548905693.

The spelling of 5402255665 in words is "five billion, four hundred two million, two hundred fifty-five thousand, six hundred sixty-five".