725966669527 has 16 divisors (see below), whose sum is σ = 803743833600. Its totient is φ = 650189442240.

The previous prime is 725966669473. The next prime is 725966669537.

725966669527 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 725966669527 - 2²³ = 725958280919 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 (725966669537) 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, 516877 + ... + 1311142.

It is an arithmetic number, because the mean of its divisors is an integer number (50233989600).

Almost surely, 2^725966669527 is an apocalyptic number.

725966669527 is a deficient number, since it is larger than the sum of its proper divisors (77777164073).

725966669527 is a wasteful number, since it uses less digits than its factorization.

725966669527 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1828566.

The product of its digits is 514382400, while the sum is 70.

The spelling of 725966669527 in words is "seven hundred twenty-five billion, nine hundred sixty-six million, six hundred sixty-nine thousand, five hundred twenty-seven".