145011523255518 has 8 divisors (see below), whose sum is σ = 290023046511048. Its totient is φ = 48337174418504.

The previous prime is 145011523255517. The next prime is 145011523255523. The reversal of 145011523255518 is 815552325110541.

It is a happy number.

145011523255518 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

145011523255518 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145011523255517) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12084293604621 + ... + 12084293604632.

It is an arithmetic number, because the mean of its divisors is an integer number (36252880813881).

Almost surely, 2^{145011523255518} is an apocalyptic number.

145011523255518 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

145011523255518 is a wasteful number, since it uses less digits than its factorization.

145011523255518 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24168587209258.

The product of its (nonzero) digits is 1200000, while the sum is 48.

The spelling of 145011523255518 in words is "one hundred forty-five trillion, eleven billion, five hundred twenty-three million, two hundred fifty-five thousand, five hundred eighteen".