7725500427 has 16 divisors (see below), whose sum is σ = 10498699008. Its totient is φ = 5051386080.

The previous prime is 7725500423. The next prime is 7725500437. The reversal of 7725500427 is 7240055277.

7725500427 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 7725500427 - 2² = 7725500423 is a prime.

It is not an unprimeable number, because it can be changed into a prime (7725500423) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 569352 + ... + 582762.

It is an arithmetic number, because the mean of its divisors is an integer number (656168688).

Almost surely, 2^7725500427 is an apocalyptic number.

7725500427 is a deficient number, since it is larger than the sum of its proper divisors (2773198581).

7725500427 is a wasteful number, since it uses less digits than its factorization.

7725500427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17090.

The product of its (nonzero) digits is 137200, while the sum is 39.

The square root of 7725500427 is about 87894.8259398697. The cubic root of 7725500427 is about 1976.8582991976.

The spelling of 7725500427 in words is "seven billion, seven hundred twenty-five million, five hundred thousand, four hundred twenty-seven".