3045405689 has 8 divisors (see below), whose sum is σ = 3178573440. Its totient is φ = 2912301216.

The previous prime is 3045405679. The next prime is 3045405703. The reversal of 3045405689 is 9865045403.

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

It is not a de Polignac number, because 3045405689 - 2¹⁶ = 3045340153 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3045405679) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100964 + ... + 127610.

It is an arithmetic number, because the mean of its divisors is an integer number (397321680).

Almost surely, 2^3045405689 is an apocalyptic number.

It is an amenable number.

3045405689 is a deficient number, since it is larger than the sum of its proper divisors (133167751).

3045405689 is a wasteful number, since it uses less digits than its factorization.

3045405689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31639.

The product of its (nonzero) digits is 518400, while the sum is 44.

The square root of 3045405689 is about 55185.1944727932. The cubic root of 3045405689 is about 1449.4894261039.

The spelling of 3045405689 in words is "three billion, forty-five million, four hundred five thousand, six hundred eighty-nine".