5660728997 has 8 divisors (see below), whose sum is σ = 7057532352. Its totient is φ = 4410957600.

The previous prime is 5660728987. The next prime is 5660728999. The reversal of 5660728997 is 7998270665.

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

It is not a de Polignac number, because 5660728997 - 2²⁰ = 5659680421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5660728999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36757904 + ... + 36758057.

It is an arithmetic number, because the mean of its divisors is an integer number (882191544).

Almost surely, 2^5660728997 is an apocalyptic number.

It is an amenable number.

5660728997 is a deficient number, since it is larger than the sum of its proper divisors (1396803355).

5660728997 is a wasteful number, since it uses less digits than its factorization.

5660728997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73515979.

The product of its (nonzero) digits is 11430720, while the sum is 59.

The square root of 5660728997 is about 75237.8162694798. The cubic root of 5660728997 is about 1782.2041664252.

The spelling of 5660728997 in words is "five billion, six hundred sixty million, seven hundred twenty-eight thousand, nine hundred ninety-seven".