145235161522452 has 12 divisors (see below), whose sum is σ = 338882043552416. Its totient is φ = 48411720507480.

The previous prime is 145235161522441. The next prime is 145235161522459. The reversal of 145235161522452 is 254225161532541.

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145235161522459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6051465063424 + ... + 6051465063447.

Almost surely, 2^{145235161522452} is an apocalyptic number.

145235161522452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

145235161522452 is an abundant number, since it is smaller than the sum of its proper divisors (193646882029964).

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

145235161522452 is a wasteful number, since it uses less digits than its factorization.

145235161522452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12102930126878 (or 12102930126876 counting only the distinct ones).

The product of its digits is 2880000, while the sum is 48.

The spelling of 145235161522452 in words is "one hundred forty-five trillion, two hundred thirty-five billion, one hundred sixty-one million, five hundred twenty-two thousand, four hundred fifty-two".