145333044505 has 16 divisors (see below), whose sum is σ = 190286034624. Its totient is φ = 105679055680.

The previous prime is 145333044503. The next prime is 145333044517. The reversal of 145333044505 is 505440333541.

It is not a de Polignac number, because 145333044505 - 2¹ = 145333044503 is a prime.

It is a super-2 number, since 2×145333044505² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (145333044503) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 114642 + ... + 551188.

It is an arithmetic number, because the mean of its divisors is an integer number (11892877164).

Almost surely, 2^145333044505 is an apocalyptic number.

It is an amenable number.

145333044505 is a deficient number, since it is larger than the sum of its proper divisors (44952990119).

145333044505 is a wasteful number, since it uses less digits than its factorization.

145333044505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 442616.

The product of its (nonzero) digits is 216000, while the sum is 37.

The spelling of 145333044505 in words is "one hundred forty-five billion, three hundred thirty-three million, forty-four thousand, five hundred five".