5656128430 has 16 divisors (see below), whose sum is σ = 10716875280. Its totient is φ = 2143374912.

The previous prime is 5656128407. The next prime is 5656128431. The reversal of 5656128430 is 348216565.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5656128431) 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, 14884359 + ... + 14884738.

It is an arithmetic number, because the mean of its divisors is an integer number (669804705).

Almost surely, 2^5656128430 is an apocalyptic number.

5656128430 is a deficient number, since it is larger than the sum of its proper divisors (5060746850).

5656128430 is a wasteful number, since it uses less digits than its factorization.

5656128430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29769123.

The product of its (nonzero) digits is 172800, while the sum is 40.

The square root of 5656128430 is about 75207.2365534062. The cubic root of 5656128430 is about 1781.7212267497.

The spelling of 5656128430 in words is "five billion, six hundred fifty-six million, one hundred twenty-eight thousand, four hundred thirty".