725040342259 has 8 divisors (see below), whose sum is σ = 736416393120. Its totient is φ = 713703318336.

The previous prime is 725040342253. The next prime is 725040342263. The reversal of 725040342259 is 952243040527.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 725040342259 - 2³ = 725040342251 is a prime.

It is a super-2 number, since 2×725040342259² (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 (725040342251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9719287 + ... + 9793600.

It is an arithmetic number, because the mean of its divisors is an integer number (92052049140).

Almost surely, 2^725040342259 is an apocalyptic number.

725040342259 is a deficient number, since it is larger than the sum of its proper divisors (11376050861).

725040342259 is a wasteful number, since it uses less digits than its factorization.

725040342259 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19513469.

The product of its (nonzero) digits is 604800, while the sum is 43.

The spelling of 725040342259 in words is "seven hundred twenty-five billion, forty million, three hundred forty-two thousand, two hundred fifty-nine".