45203005253 has 32 divisors (see below), whose sum is σ = 55640867328. Its totient is φ = 35839641600.

The previous prime is 45203005247. The next prime is 45203005297. The reversal of 45203005253 is 35250030254.

45203005253 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 45203005253 - 2⁶ = 45203005189 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45203005213) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16672568 + ... + 16675278.

It is an arithmetic number, because the mean of its divisors is an integer number (1738777104).

Almost surely, 2^45203005253 is an apocalyptic number.

It is an amenable number.

45203005253 is a deficient number, since it is larger than the sum of its proper divisors (10437862075).

45203005253 is a wasteful number, since it uses less digits than its factorization.

45203005253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5093.

The product of its (nonzero) digits is 18000, while the sum is 29.

The spelling of 45203005253 in words is "forty-five billion, two hundred three million, five thousand, two hundred fifty-three".