725154460617540 has 24 divisors (see below), whose sum is σ = 2030432489729280. Its totient is φ = 193374522831328.

The previous prime is 725154460617491. The next prime is 725154460617547. The reversal of 725154460617540 is 45716064451527.

It is not an unprimeable number, because it can be changed into a prime (725154460617547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6042953838420 + ... + 6042953838539.

It is an arithmetic number, because the mean of its divisors is an integer number (84601353738720).

Almost surely, 2^{725154460617540} is an apocalyptic number.

It is an amenable number.

725154460617540 is an abundant number, since it is smaller than the sum of its proper divisors (1305278029111740).

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

725154460617540 is a wasteful number, since it uses less digits than its factorization.

725154460617540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12085907676971 (or 12085907676969 counting only the distinct ones).

The product of its (nonzero) digits is 28224000, while the sum is 57.

The spelling of 725154460617540 in words is "seven hundred twenty-five trillion, one hundred fifty-four billion, four hundred sixty million, six hundred seventeen thousand, five hundred forty".