145525216133 has 16 divisors (see below), whose sum is σ = 161571525120. Its totient is φ = 129951865200.

The previous prime is 145525216099. The next prime is 145525216159. The reversal of 145525216133 is 331612525541.

145525216133 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 145525216133 - 2²⁴ = 145508438917 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145525216163) 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 15 ways as a sum of consecutive naturals, for example, 751016 + ... + 924702.

It is an arithmetic number, because the mean of its divisors is an integer number (10098220320).

Almost surely, 2^145525216133 is an apocalyptic number.

It is an amenable number.

145525216133 is a deficient number, since it is larger than the sum of its proper divisors (16046308987).

145525216133 is a wasteful number, since it uses less digits than its factorization.

145525216133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175048.

The product of its digits is 108000, while the sum is 38.

The spelling of 145525216133 in words is "one hundred forty-five billion, five hundred twenty-five million, two hundred sixteen thousand, one hundred thirty-three".