145012243544520 has 128 divisors (see below), whose sum is σ = 477999809280000. Its totient is φ = 34901573287680.

The previous prime is 145012243544489. The next prime is 145012243544533. The reversal of 145012243544520 is 25445342210541.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 394988320 + ... + 395355279.

It is an arithmetic number, because the mean of its divisors is an integer number (3734373510000).

Almost surely, 2^{145012243544520} is an apocalyptic number.

145012243544520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

145012243544520 is an abundant number, since it is smaller than the sum of its proper divisors (332987565735480).

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

145012243544520 is a wasteful number, since it uses less digits than its factorization.

145012243544520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 790343763 (or 790343759 counting only the distinct ones).

The product of its (nonzero) digits is 768000, while the sum is 42.

The spelling of 145012243544520 in words is "one hundred forty-five trillion, twelve billion, two hundred forty-three million, five hundred forty-four thousand, five hundred twenty".