1545003253052 has 96 divisors (see below), whose sum is σ = 3210492888960. Its totient is φ = 636795924480.

The previous prime is 1545003253051. The next prime is 1545003253061. The reversal of 1545003253052 is 2503523005451.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1545003253051) 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, 200203898 + ... + 200211614.

It is an arithmetic number, because the mean of its divisors is an integer number (33442634260).

Almost surely, 2^{1545003253052} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1545003253052, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1605246444480).

1545003253052 is an abundant number, since it is smaller than the sum of its proper divisors (1665489635908).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1545003253052 is a wasteful number, since it uses less digits than its factorization.

1545003253052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10231 (or 10229 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 35.

The spelling of 1545003253052 in words is "one trillion, five hundred forty-five billion, three million, two hundred fifty-three thousand, fifty-two".