725313005953 has 4 divisors (see below), whose sum is σ = 725889109680. Its totient is φ = 724736902228.

The previous prime is 725313005947. The next prime is 725313005959. The reversal of 725313005953 is 359500313527.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (725313005947) and next prime (725313005959).

It is a cyclic number.

It is not a de Polignac number, because 725313005953 - 2⁹ = 725313005441 is a prime.

It is a super-2 number, since 2×725313005953² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (725313005959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 288049975 + ... + 288052492.

It is an arithmetic number, because the mean of its divisors is an integer number (181472277420).

Almost surely, 2^725313005953 is an apocalyptic number.

It is an amenable number.

725313005953 is a deficient number, since it is larger than the sum of its proper divisors (576103727).

725313005953 is a wasteful number, since it uses less digits than its factorization.

725313005953 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 576103726.

The product of its (nonzero) digits is 425250, while the sum is 43.

The spelling of 725313005953 in words is "seven hundred twenty-five billion, three hundred thirteen million, five thousand, nine hundred fifty-three".