4520423655 has 24 divisors (see below), whose sum is σ = 8547711120. Its totient is φ = 2191720320.

The previous prime is 4520423651. The next prime is 4520423683. The reversal of 4520423655 is 5563240254.

It is not a de Polignac number, because 4520423655 - 2² = 4520423651 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4520423651) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4565590 + ... + 4566579.

It is an arithmetic number, because the mean of its divisors is an integer number (356154630).

Almost surely, 2^4520423655 is an apocalyptic number.

4520423655 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

4520423655 is a deficient number, since it is larger than the sum of its proper divisors (4027287465).

4520423655 is a wasteful number, since it uses less digits than its factorization.

4520423655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9132191 (or 9132188 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 36.

The square root of 4520423655 is about 67234.0959260999. The cubic root of 4520423655 is about 1653.4575376263.

The spelling of 4520423655 in words is "four billion, five hundred twenty million, four hundred twenty-three thousand, six hundred fifty-five".