3453500020145 has 32 divisors (see below), whose sum is σ = 4985646785280. Its totient is φ = 2243412357120.

The previous prime is 3453500020129. The next prime is 3453500020163. The reversal of 3453500020145 is 5410200053543.

It is a happy number.

It is not a de Polignac number, because 3453500020145 - 2⁴ = 3453500020129 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 36975905 + ... + 37069185.

It is an arithmetic number, because the mean of its divisors is an integer number (155801462040).

Almost surely, 2^{3453500020145} is an apocalyptic number.

3453500020145 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3453500020145 is a deficient number, since it is larger than the sum of its proper divisors (1532146765135).

3453500020145 is a wasteful number, since it uses less digits than its factorization.

3453500020145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148985.

The product of its (nonzero) digits is 36000, while the sum is 32.

Adding to 3453500020145 its reverse (5410200053543), we get a palindrome (8863700073688).

The spelling of 3453500020145 in words is "three trillion, four hundred fifty-three billion, five hundred million, twenty thousand, one hundred forty-five".