145565324090 has 16 divisors (see below), whose sum is σ = 262363723272. Its totient is φ = 58149209664.

The previous prime is 145565324089. The next prime is 145565324111. The reversal of 145565324090 is 90423565541.

145565324090 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 143969401489 + 1595922601 = 379433^2 + 39949^2 .

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, 9607049 + ... + 9622188.

Almost surely, 2^145565324090 is an apocalyptic number.

145565324090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

145565324090 is a deficient number, since it is larger than the sum of its proper divisors (116798399182).

145565324090 is a wasteful number, since it uses less digits than its factorization.

145565324090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19230001.

The product of its (nonzero) digits is 648000, while the sum is 44.

The spelling of 145565324090 in words is "one hundred forty-five billion, five hundred sixty-five million, three hundred twenty-four thousand, ninety".