3345405445 has 4 divisors (see below), whose sum is σ = 4014486540. Its totient is φ = 2676324352.

The previous prime is 3345405439. The next prime is 3345405473. The reversal of 3345405445 is 5445045433.

3345405445 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 1448715844 + 1896689601 = 38062^2 + 43551^2 .

It is a cyclic number.

It is not a de Polignac number, because 3345405445 - 2¹⁹ = 3344881157 is a prime.

It is a super-2 number, since 2×3345405445² = 22383475182871296050, which contains 22 as substring.

It is a congruent number.

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, 334540540 + ... + 334540549.

It is an arithmetic number, because the mean of its divisors is an integer number (1003621635).

Almost surely, 2^3345405445 is an apocalyptic number.

It is an amenable number.

3345405445 is a deficient number, since it is larger than the sum of its proper divisors (669081095).

3345405445 is an equidigital number, since it uses as much as digits as its factorization.

3345405445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 669081094.

The product of its (nonzero) digits is 288000, while the sum is 37.

The square root of 3345405445 is about 57839.4799855600. The cubic root of 3345405445 is about 1495.6027435013.

The spelling of 3345405445 in words is "three billion, three hundred forty-five million, four hundred five thousand, four hundred forty-five".