725477475545567 has 16 divisors (see below), whose sum is σ = 732895487204544. Its totient is φ = 718093955040000.

The previous prime is 725477475545497. The next prime is 725477475545579. The reversal of 725477475545567 is 765545574774527.

It is a cyclic number.

It is not a de Polignac number, because 725477475545567 - 2¹⁰ = 725477475544543 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 725477475545491 and 725477475545500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (725477475545587) 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, 2580555293 + ... + 2580836409.

It is an arithmetic number, because the mean of its divisors is an integer number (45805967950284).

Almost surely, 2^{725477475545567} is an apocalyptic number.

725477475545567 is a deficient number, since it is larger than the sum of its proper divisors (7418011658977).

725477475545567 is a wasteful number, since it uses less digits than its factorization.

725477475545567 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 342370.

The product of its digits is 40336800000, while the sum is 80.

The spelling of 725477475545567 in words is "seven hundred twenty-five trillion, four hundred seventy-seven billion, four hundred seventy-five million, five hundred forty-five thousand, five hundred sixty-seven".