3445278513 has 8 divisors (see below), whose sum is σ = 4601532768. Its totient is φ = 2292938304.

The previous prime is 3445278481. The next prime is 3445278541. The reversal of 3445278513 is 3158725443.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3445278513 - 2⁵ = 3445278481 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3445278593) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 976456 + ... + 979977.

It is an arithmetic number, because the mean of its divisors is an integer number (575191596).

Almost surely, 2^3445278513 is an apocalyptic number.

It is an amenable number.

3445278513 is a deficient number, since it is larger than the sum of its proper divisors (1156254255).

3445278513 is a wasteful number, since it uses less digits than its factorization.

3445278513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1957023.

The product of its digits is 403200, while the sum is 42.

The square root of 3445278513 is about 58696.4948953513. The cubic root of 3445278513 is about 1510.3401881077.

The spelling of 3445278513 in words is "three billion, four hundred forty-five million, two hundred seventy-eight thousand, five hundred thirteen".