5646128575 has 6 divisors (see below), whose sum is σ = 7001199464. Its totient is φ = 4516902840.

The previous prime is 5646128569. The next prime is 5646128603. The reversal of 5646128575 is 5758216465.

It is not a de Polignac number, because 5646128575 - 2⁹ = 5646128063 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 112922547 + ... + 112922596.

Almost surely, 2^5646128575 is an apocalyptic number.

5646128575 is a deficient number, since it is larger than the sum of its proper divisors (1355070889).

5646128575 is a wasteful number, since it uses less digits than its factorization.

5646128575 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225845153 (or 225845148 counting only the distinct ones).

The product of its digits is 2016000, while the sum is 49.

The square root of 5646128575 is about 75140.7251428944. The cubic root of 5646128575 is about 1780.6705985448.

The spelling of 5646128575 in words is "five billion, six hundred forty-six million, one hundred twenty-eight thousand, five hundred seventy-five".