145014591781572 has 48 divisors (see below), whose sum is σ = 342171713016000. Its totient is φ = 47794729016320.

The previous prime is 145014591781537. The next prime is 145014591781597. The reversal of 145014591781572 is 275187195410541.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 179982172 + ... + 180786092.

It is an arithmetic number, because the mean of its divisors is an integer number (7128577354500).

Almost surely, 2^{145014591781572} is an apocalyptic number.

145014591781572 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

145014591781572 is an abundant number, since it is smaller than the sum of its proper divisors (197157121234428).

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

145014591781572 is a wasteful number, since it uses less digits than its factorization.

145014591781572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 972916 (or 972914 counting only the distinct ones).

The product of its (nonzero) digits is 14112000, while the sum is 60.

The spelling of 145014591781572 in words is "one hundred forty-five trillion, fourteen billion, five hundred ninety-one million, seven hundred eighty-one thousand, five hundred seventy-two".