11330515555 has 8 divisors (see below), whose sum is σ = 14396419872. Its totient is φ = 8531211648.

The previous prime is 11330515481. The next prime is 11330515571. The reversal of 11330515555 is 55551503311.

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 11330515555 - 2²¹ = 11328418403 is a prime.

It is a super-3 number, since 3×11330515555³ (a number of 31 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11330515555.

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, 66650007 + ... + 66650176.

It is an arithmetic number, because the mean of its divisors is an integer number (1799552484).

Almost surely, 2^11330515555 is an apocalyptic number.

11330515555 is a deficient number, since it is larger than the sum of its proper divisors (3065904317).

11330515555 is a wasteful number, since it uses less digits than its factorization.

11330515555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133300205.

The product of its (nonzero) digits is 28125, while the sum is 34.

The spelling of 11330515555 in words is "eleven billion, three hundred thirty million, five hundred fifteen thousand, five hundred fifty-five".