11155411504252 has 12 divisors (see below), whose sum is σ = 19757174592456. Its totient is φ = 5510504477840.

The previous prime is 11155411504249. The next prime is 11155411504253. The reversal of 11155411504252 is 25240511455111.

It is a super-4 number, since 4×11155411504252⁴ (a number of 53 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11155411504253) 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, 16800318199 + ... + 16800318862.

It is an arithmetic number, because the mean of its divisors is an integer number (1646431216038).

Almost surely, 2^{11155411504252} is an apocalyptic number.

It is an amenable number.

11155411504252 is a deficient number, since it is larger than the sum of its proper divisors (8601763088204).

11155411504252 is a wasteful number, since it uses less digits than its factorization.

11155411504252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33600637148 (or 33600637146 counting only the distinct ones).

The product of its (nonzero) digits is 40000, while the sum is 37.

Adding to 11155411504252 its reverse (25240511455111), we get a palindrome (36395922959363).

The spelling of 11155411504252 in words is "eleven trillion, one hundred fifty-five billion, four hundred eleven million, five hundred four thousand, two hundred fifty-two".