1015315555555 has 8 divisors (see below), whose sum is σ = 1392432761952. Its totient is φ = 696216380928.

The previous prime is 1015315555549. The next prime is 1015315555591. The reversal of 1015315555555 is 5555555135101.

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 1015315555555 - 2⁹ = 1015315555043 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14504507902 + ... + 14504507971.

It is an arithmetic number, because the mean of its divisors is an integer number (174054095244).

Almost surely, 2^{1015315555555} is an apocalyptic number.

1015315555555 is a deficient number, since it is larger than the sum of its proper divisors (377117206397).

1015315555555 is an equidigital number, since it uses as much as digits as its factorization.

1015315555555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29009015885.

The product of its (nonzero) digits is 1171875, while the sum is 46.

The spelling of 1015315555555 in words is "one trillion, fifteen billion, three hundred fifteen million, five hundred fifty-five thousand, five hundred fifty-five".