145451353345 has 16 divisors (see below), whose sum is σ = 174880318032. Its totient is φ = 116135511040.

The previous prime is 145451353343. The next prime is 145451353349. The reversal of 145451353345 is 543353154541.

It can be written as a sum of positive squares in 8 ways, for example, as 419102784 + 145032250561 = 20472^2 + 380831^2 .

It is not a de Polignac number, because 145451353345 - 2¹ = 145451353343 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (145451353343) 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, 5600109 + ... + 5626021.

It is an arithmetic number, because the mean of its divisors is an integer number (10930019877).

Almost surely, 2^145451353345 is an apocalyptic number.

It is an amenable number.

145451353345 is a deficient number, since it is larger than the sum of its proper divisors (29428964687).

145451353345 is a wasteful number, since it uses less digits than its factorization.

145451353345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28052.

The product of its digits is 1080000, while the sum is 43.

The spelling of 145451353345 in words is "one hundred forty-five billion, four hundred fifty-one million, three hundred fifty-three thousand, three hundred forty-five".