145532533320 has 96 divisors (see below), whose sum is σ = 474779448000. Its totient is φ = 38661088896.

The previous prime is 145532533309. The next prime is 145532533379. The reversal of 145532533320 is 23335235541.

145532533320 is a `hidden beast` number, since 1 + 4 + 5 + 5 + 325 + 3 + 3 + 320 = 666.

It is a super-3 number, since 3×145532533320³ (a number of 34 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 673870 + ... + 863229.

It is an arithmetic number, because the mean of its divisors is an integer number (4945619250).

Almost surely, 2^145532533320 is an apocalyptic number.

145532533320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

145532533320 is an abundant number, since it is smaller than the sum of its proper divisors (329246914680).

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

145532533320 is a wasteful number, since it uses less digits than its factorization.

145532533320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1537379 (or 1537372 counting only the distinct ones).

The product of its (nonzero) digits is 162000, while the sum is 36.

Adding to 145532533320 its reverse (23335235541), we get a palindrome (168867768861).

The spelling of 145532533320 in words is "one hundred forty-five billion, five hundred thirty-two million, five hundred thirty-three thousand, three hundred twenty".