145011523255502 has 16 divisors (see below), whose sum is σ = 225018447984000. Its totient is φ = 70005386529120.

The previous prime is 145011523255483. The next prime is 145011523255517. The reversal of 145011523255502 is 205552325110541.

It is a self number, because there is not a number n which added to its sum of digits gives 145011523255502.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 21744227 + ... + 27619457.

It is an arithmetic number, because the mean of its divisors is an integer number (14063652999000).

Almost surely, 2^{145011523255502} is an apocalyptic number.

145011523255502 is a deficient number, since it is larger than the sum of its proper divisors (80006924728498).

145011523255502 is a wasteful number, since it uses less digits than its factorization.

145011523255502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6300811.

The product of its (nonzero) digits is 300000, while the sum is 41.

The spelling of 145011523255502 in words is "one hundred forty-five trillion, eleven billion, five hundred twenty-three million, two hundred fifty-five thousand, five hundred two".