725040342258 has 16 divisors (see below), whose sum is σ = 1450308082080. Its totient is φ = 241642214496.

The previous prime is 725040342253. The next prime is 725040342263. The reversal of 725040342258 is 852243040527.

It is an interprime number because it is at equal distance from previous prime (725040342253) and next prime (725040342263).

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, 9433435 + ... + 9509982.

It is an arithmetic number, because the mean of its divisors is an integer number (90644255130).

Almost surely, 2^725040342258 is an apocalyptic number.

725040342258 is an abundant number, since it is smaller than the sum of its proper divisors (725267739822).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

725040342258 is a wasteful number, since it uses less digits than its factorization.

725040342258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18949801.

The product of its (nonzero) digits is 537600, while the sum is 42.

The spelling of 725040342258 in words is "seven hundred twenty-five billion, forty million, three hundred forty-two thousand, two hundred fifty-eight".