5145305132440 has 64 divisors (see below), whose sum is σ = 12650901096960. Its totient is φ = 1867832526720.

The previous prime is 5145305132437. The next prime is 5145305132441. The reversal of 5145305132440 is 442315035415.

It is a self number, because there is not a number n which added to its sum of digits gives 5145305132440.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5145305132441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9702432 + ... + 10218991.

It is an arithmetic number, because the mean of its divisors is an integer number (197670329640).

Almost surely, 2^{5145305132440} is an apocalyptic number.

It is an amenable number.

5145305132440 is an abundant number, since it is smaller than the sum of its proper divisors (7505595964520).

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

5145305132440 is a wasteful number, since it uses less digits than its factorization.

5145305132440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19922032 (or 19922028 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 37.

The spelling of 5145305132440 in words is "five trillion, one hundred forty-five billion, three hundred five million, one hundred thirty-two thousand, four hundred forty".