5127728577 has 8 divisors (see below), whose sum is σ = 6897476064. Its totient is φ = 3388233408.

The previous prime is 5127728519. The next prime is 5127728611. The reversal of 5127728577 is 7758277215.

It is a happy number.

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

It is not a de Polignac number, because 5127728577 - 2¹¹ = 5127726529 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5127724577) 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, 7562683 + ... + 7563360.

It is an arithmetic number, because the mean of its divisors is an integer number (862184508).

Almost surely, 2^5127728577 is an apocalyptic number.

It is an amenable number.

5127728577 is a deficient number, since it is larger than the sum of its proper divisors (1769747487).

5127728577 is a wasteful number, since it uses less digits than its factorization.

5127728577 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15126159.

The product of its digits is 1920800, while the sum is 51.

The square root of 5127728577 is about 71608.1599889286. The cubic root of 5127728577 is about 1724.4145407440.

The spelling of 5127728577 in words is "five billion, one hundred twenty-seven million, seven hundred twenty-eight thousand, five hundred seventy-seven".