4255520636 has 6 divisors (see below), whose sum is σ = 7447161120. Its totient is φ = 2127760316.

The previous prime is 4255520617. The next prime is 4255520641. The reversal of 4255520636 is 6360255524.

It is a self number, because there is not a number n which added to its sum of digits gives 4255520636.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 531940076 + ... + 531940083.

It is an arithmetic number, because the mean of its divisors is an integer number (1241193520).

Almost surely, 2^4255520636 is an apocalyptic number.

It is an amenable number.

4255520636 is a deficient number, since it is larger than the sum of its proper divisors (3191640484).

4255520636 is a wasteful number, since it uses less digits than its factorization.

4255520636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1063880163 (or 1063880161 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 38.

The square root of 4255520636 is about 65234.3516561635. The cubic root of 4255520636 is about 1620.5069586465.

The spelling of 4255520636 in words is "four billion, two hundred fifty-five million, five hundred twenty thousand, six hundred thirty-six".