3534252220145 has 4 divisors (see below), whose sum is σ = 4241102664180. Its totient is φ = 2827401776112.

The previous prime is 3534252219973. The next prime is 3534252220151. The reversal of 3534252220145 is 5410222524353.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 385213870336 + 3149038349809 = 620656^2 + 1774553^2 .

It is a cyclic number.

It is not a de Polignac number, because 3534252220145 - 2²⁸ = 3533983784689 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3534252220099 and 3534252220108.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 353425222010 + ... + 353425222019.

It is an arithmetic number, because the mean of its divisors is an integer number (1060275666045).

Almost surely, 2^{3534252220145} is an apocalyptic number.

It is an amenable number.

3534252220145 is a deficient number, since it is larger than the sum of its proper divisors (706850444035).

3534252220145 is an equidigital number, since it uses as much as digits as its factorization.

3534252220145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 706850444034.

The product of its (nonzero) digits is 288000, while the sum is 38.

Adding to 3534252220145 its reverse (5410222524353), we get a palindrome (8944474744498).

The spelling of 3534252220145 in words is "three trillion, five hundred thirty-four billion, two hundred fifty-two million, two hundred twenty thousand, one hundred forty-five".