3471664545 has 48 divisors (see below), whose sum is σ = 6187486032. Its totient is φ = 1799608320.

The previous prime is 3471664523. The next prime is 3471664589. The reversal of 3471664545 is 5454661743.

3471664545 is a `hidden beast` number, since 3 + 47 + 1 + 6 + 64 + 545 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 1649740689 + 1821923856 = 40617^2 + 42684^2 .

It is not a de Polignac number, because 3471664545 - 2⁶ = 3471664481 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 3471664545.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 507669 + ... + 514461.

It is an arithmetic number, because the mean of its divisors is an integer number (128905959).

Almost surely, 2^3471664545 is an apocalyptic number.

It is an amenable number.

3471664545 is a deficient number, since it is larger than the sum of its proper divisors (2715821487).

3471664545 is a wasteful number, since it uses less digits than its factorization.

3471664545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7122 (or 7119 counting only the distinct ones).

The product of its digits is 1209600, while the sum is 45.

The square root of 3471664545 is about 58920.8328607123. The cubic root of 3471664545 is about 1514.1860870117.

The spelling of 3471664545 in words is "three billion, four hundred seventy-one million, six hundred sixty-four thousand, five hundred forty-five".