145500344501512 has 128 divisors (see below), whose sum is σ = 369921254572800. Its totient is φ = 51809698944000.

The previous prime is 145500344501507. The next prime is 145500344501599. The reversal of 145500344501512 is 215105443005541.

It is a super-2 number, since 2×145500344501512² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 89138587 + ... + 90756202.

It is an arithmetic number, because the mean of its divisors is an integer number (2890009801350).

Almost surely, 2^{145500344501512} is an apocalyptic number.

It is an amenable number.

145500344501512 is an abundant number, since it is smaller than the sum of its proper divisors (224420910071288).

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

145500344501512 is a wasteful number, since it uses less digits than its factorization.

145500344501512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179894927 (or 179894923 counting only the distinct ones).

The product of its (nonzero) digits is 240000, while the sum is 40.

The spelling of 145500344501512 in words is "one hundred forty-five trillion, five hundred billion, three hundred forty-four million, five hundred one thousand, five hundred twelve".