11415513545223 has 8 divisors (see below), whose sum is σ = 15236359998336. Its totient is φ = 7602504727800.

The previous prime is 11415513545179. The next prime is 11415513545257. The reversal of 11415513545223 is 32254531551411.

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

It is not a de Polignac number, because 11415513545223 - 2¹² = 11415513541127 is a prime.

It is a super-2 number, since 2×11415513545223² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11415563545223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1959405523 + ... + 1959411348.

It is an arithmetic number, because the mean of its divisors is an integer number (1904544999792).

Almost surely, 2^{11415513545223} is an apocalyptic number.

11415513545223 is a deficient number, since it is larger than the sum of its proper divisors (3820846453113).

11415513545223 is an equidigital number, since it uses as much as digits as its factorization.

11415513545223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3918817845.

The product of its digits is 360000, while the sum is 42.

The spelling of 11415513545223 in words is "eleven trillion, four hundred fifteen billion, five hundred thirteen million, five hundred forty-five thousand, two hundred twenty-three".