4545502251 has 16 divisors (see below), whose sum is σ = 6135645600. Its totient is φ = 2992923648.

The previous prime is 4545502243. The next prime is 4545502261. The reversal of 4545502251 is 1522055454.

4545502251 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 4545502251 - 2³ = 4545502243 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4545502201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 241095 + ... + 259263.

It is an arithmetic number, because the mean of its divisors is an integer number (383477850).

Almost surely, 2^4545502251 is an apocalyptic number.

4545502251 is a deficient number, since it is larger than the sum of its proper divisors (1590143349).

4545502251 is a wasteful number, since it uses less digits than its factorization.

4545502251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19198.

The product of its (nonzero) digits is 40000, while the sum is 33.

The square root of 4545502251 is about 67420.3400391900. The cubic root of 4545502251 is about 1656.5096074635.

The spelling of 4545502251 in words is "four billion, five hundred forty-five million, five hundred two thousand, two hundred fifty-one".