725625046441 has 4 divisors (see below), whose sum is σ = 726206012500. Its totient is φ = 725044080384.

The previous prime is 725625046439. The next prime is 725625046481. The reversal of 725625046441 is 144640526527.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 412137036441 + 313488010000 = 641979^2 + 559900^2 .

It is a cyclic number.

It is not a de Polignac number, because 725625046441 - 2¹ = 725625046439 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 725625046391 and 725625046400.

It is not an unprimeable number, because it can be changed into a prime (725625046481) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 290481156 + ... + 290483653.

It is an arithmetic number, because the mean of its divisors is an integer number (181551503125).

Almost surely, 2^725625046441 is an apocalyptic number.

It is an amenable number.

725625046441 is a deficient number, since it is larger than the sum of its proper divisors (580966059).

725625046441 is a wasteful number, since it uses less digits than its factorization.

725625046441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 580966058.

The product of its (nonzero) digits is 1612800, while the sum is 46.

The spelling of 725625046441 in words is "seven hundred twenty-five billion, six hundred twenty-five million, forty-six thousand, four hundred forty-one".