11251081638484 has 12 divisors (see below), whose sum is σ = 19700981692000. Its totient is φ = 5622229726488.

The previous prime is 11251081638319. The next prime is 11251081638491. The reversal of 11251081638484 is 48483618015211.

It is a happy number.

11251081638484 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 827765544 + ... + 827779135.

Almost surely, 2^{11251081638484} is an apocalyptic number.

It is an amenable number.

11251081638484 is a deficient number, since it is larger than the sum of its proper divisors (8449900053516).

11251081638484 is a wasteful number, since it uses less digits than its factorization.

11251081638484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1655546382 (or 1655546380 counting only the distinct ones).

The product of its (nonzero) digits is 1474560, while the sum is 52.

The spelling of 11251081638484 in words is "eleven trillion, two hundred fifty-one billion, eighty-one million, six hundred thirty-eight thousand, four hundred eighty-four".