45141121252500 has 960 divisors, whose sum is σ = 169148735078400. Its totient is φ = 9302489280000.

The previous prime is 45141121252439. The next prime is 45141121252517. The reversal of 45141121252500 is 525212114154.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 319 ways as a sum of consecutive naturals, for example, 1438011805 + ... + 1438043195.

It is an arithmetic number, because the mean of its divisors is an integer number (176196599040).

Almost surely, 2^{45141121252500} 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 45141121252500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84574367539200).

45141121252500 is an abundant number, since it is smaller than the sum of its proper divisors (124007613825900).

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

45141121252500 is a wasteful number, since it uses less digits than its factorization.

45141121252500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31495 (or 31464 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 33.

Adding to 45141121252500 its reverse (525212114154), we get a palindrome (45666333366654).

The spelling of 45141121252500 in words is "forty-five trillion, one hundred forty-one billion, one hundred twenty-one million, two hundred fifty-two thousand, five hundred".