5511115273601 has 4 divisors (see below), whose sum is σ = 6298417455552. Its totient is φ = 4723813091652.

The previous prime is 5511115273583. The next prime is 5511115273667. The reversal of 5511115273601 is 1063725111155.

5511115273601 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5511115273601 - 2²⁶ = 5511048164737 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5511115273691) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 393651090965 + ... + 393651090978.

It is an arithmetic number, because the mean of its divisors is an integer number (1574604363888).

Almost surely, 2^{5511115273601} is an apocalyptic number.

It is an amenable number.

5511115273601 is a deficient number, since it is larger than the sum of its proper divisors (787302181951).

5511115273601 is an equidigital number, since it uses as much as digits as its factorization.

5511115273601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 787302181950.

The product of its (nonzero) digits is 31500, while the sum is 38.

The spelling of 5511115273601 in words is "five trillion, five hundred eleven billion, one hundred fifteen million, two hundred seventy-three thousand, six hundred one".