145503540522 has 48 divisors (see below), whose sum is σ = 323752894920. Its totient is φ = 47200128000.

The previous prime is 145503540487. The next prime is 145503540527. The reversal of 145503540522 is 225045305541.

145503540522 is a `hidden beast` number, since 1 + 4 + 550 + 3 + 54 + 0 + 52 + 2 = 666.

145503540522 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 130775533641 + 14728006881 = 361629^2 + 121359^2 .

It is not an unprimeable number, because it can be changed into a prime (145503540527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 50104 + ... + 541772.

Almost surely, 2^145503540522 is an apocalyptic number.

145503540522 is an abundant number, since it is smaller than the sum of its proper divisors (178249354398).

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

145503540522 is a wasteful number, since it uses less digits than its factorization.

145503540522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 492119 (or 492116 counting only the distinct ones).

The product of its (nonzero) digits is 120000, while the sum is 36.

The spelling of 145503540522 in words is "one hundred forty-five billion, five hundred three million, five hundred forty thousand, five hundred twenty-two".