1158009559625 has 32 divisors (see below), whose sum is σ = 1529798624640. Its totient is φ = 873660984000.

The previous prime is 1158009559547. The next prime is 1158009559627. The reversal of 1158009559625 is 5269559008511.

It is a happy number.

It is not a de Polignac number, because 1158009559625 - 2¹² = 1158009555529 is a prime.

It is a super-2 number, since 2×1158009559625² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1158009559627) 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 31 ways as a sum of consecutive naturals, for example, 3558671 + ... + 3870420.

It is an arithmetic number, because the mean of its divisors is an integer number (47806207020).

Almost surely, 2^{1158009559625} is an apocalyptic number.

It is an amenable number.

1158009559625 is a deficient number, since it is larger than the sum of its proper divisors (371789065015).

1158009559625 is an equidigital number, since it uses as much as digits as its factorization.

1158009559625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7429178 (or 7429168 counting only the distinct ones).

The product of its (nonzero) digits is 4860000, while the sum is 56.

The spelling of 1158009559625 in words is "one trillion, one hundred fifty-eight billion, nine million, five hundred fifty-nine thousand, six hundred twenty-five".