145332432511320 has 128 divisors (see below), whose sum is σ = 436193505699840. Its totient is φ = 38737877859840.

The previous prime is 145332432511297. The next prime is 145332432511339. The reversal of 145332432511320 is 23115234233541.

It is a happy number.

It is a super-2 number, since 2×145332432511320² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3939917917 + ... + 3939954803.

It is an arithmetic number, because the mean of its divisors is an integer number (3407761763280).

Almost surely, 2^{145332432511320} is an apocalyptic number.

145332432511320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

145332432511320 is an abundant number, since it is smaller than the sum of its proper divisors (290861073188520).

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

145332432511320 is a wasteful number, since it uses less digits than its factorization.

145332432511320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50785 (or 50781 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 39.

Adding to 145332432511320 its reverse (23115234233541), we get a palindrome (168447666744861).

The spelling of 145332432511320 in words is "one hundred forty-five trillion, three hundred thirty-two billion, four hundred thirty-two million, five hundred eleven thousand, three hundred twenty".