145463135532 has 96 divisors (see below), whose sum is σ = 398864014080. Its totient is φ = 40677569280.

The previous prime is 145463135509. The next prime is 145463135533. The reversal of 145463135532 is 235531364541.

It is a happy number.

145463135532 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (145463135533) 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 31 ways as a sum of consecutive naturals, for example, 7477194 + ... + 7496622.

It is an arithmetic number, because the mean of its divisors is an integer number (4154833480).

Almost surely, 2^145463135532 is an apocalyptic number.

145463135532 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 145463135532, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (199432007040).

145463135532 is an abundant number, since it is smaller than the sum of its proper divisors (253400878548).

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

145463135532 is a wasteful number, since it uses less digits than its factorization.

145463135532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23823 (or 23821 counting only the distinct ones).

The product of its digits is 648000, while the sum is 42.

The spelling of 145463135532 in words is "one hundred forty-five billion, four hundred sixty-three million, one hundred thirty-five thousand, five hundred thirty-two".