145201921288 has 32 divisors (see below), whose sum is σ = 272686613760. Its totient is φ = 72485573760.

The previous prime is 145201921261. The next prime is 145201921297. The reversal of 145201921288 is 882129102541.

145201921288 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 23718868 + ... + 23724988.

It is an arithmetic number, because the mean of its divisors is an integer number (8521456680).

Almost surely, 2^145201921288 is an apocalyptic number.

It is an amenable number.

145201921288 is a deficient number, since it is larger than the sum of its proper divisors (127484692472).

145201921288 is a wasteful number, since it uses less digits than its factorization.

145201921288 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10357 (or 10353 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 43.

The spelling of 145201921288 in words is "one hundred forty-five billion, two hundred one million, nine hundred twenty-one thousand, two hundred eighty-eight".