3728558517009 has 8 divisors (see below), whose sum is σ = 4972578097152. Its totient is φ = 2485122307440.

The previous prime is 3728558516999. The next prime is 3728558517043. The reversal of 3728558517009 is 9007158558273.

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

It is not a de Polignac number, because 3728558517009 - 2¹⁵ = 3728558484241 is a prime.

It is a super-2 number, since 2×3728558517009² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3728558519009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 145827729 + ... + 145853294.

It is an arithmetic number, because the mean of its divisors is an integer number (621572262144).

Almost surely, 2^{3728558517009} is an apocalyptic number.

It is an amenable number.

3728558517009 is a deficient number, since it is larger than the sum of its proper divisors (1244019580143).

3728558517009 is a wasteful number, since it uses less digits than its factorization.

3728558517009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291685287.

The product of its (nonzero) digits is 21168000, while the sum is 60.

The spelling of 3728558517009 in words is "three trillion, seven hundred twenty-eight billion, five hundred fifty-eight million, five hundred seventeen thousand, nine".