11121725527808 has 36 divisors (see below), whose sum is σ = 25371436364400. Its totient is φ = 4766453796864.

The previous prime is 11121725527807. The next prime is 11121725527853. The reversal of 11121725527808 is 80872552712111.

It is a super-2 number, since 2×11121725527808² (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 (11121725527807) 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, 3103158233 + ... + 3103161816.

Almost surely, 2^{11121725527808} is an apocalyptic number.

It is an amenable number.

11121725527808 is an abundant number, since it is smaller than the sum of its proper divisors (14249710836592).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11121725527808 is an frugal number, since it uses more digits than its factorization.

11121725527808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6206320072 (or 6206320058 counting only the distinct ones).

The product of its (nonzero) digits is 627200, while the sum is 50.

The spelling of 11121725527808 in words is "eleven trillion, one hundred twenty-one billion, seven hundred twenty-five million, five hundred twenty-seven thousand, eight hundred eight".