11436138448 has 40 divisors (see below), whose sum is σ = 25359696320. Its totient is φ = 4894076160.

The previous prime is 11436138397. The next prime is 11436138449. The reversal of 11436138448 is 84483163411.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11436138449) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3508 + ... + 151276.

It is an arithmetic number, because the mean of its divisors is an integer number (633992408).

Almost surely, 2^11436138448 is an apocalyptic number.

It is an amenable number.

11436138448 is an abundant number, since it is smaller than the sum of its proper divisors (13923557872).

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

11436138448 is a wasteful number, since it uses less digits than its factorization.

11436138448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148475 (or 148469 counting only the distinct ones).

The product of its digits is 221184, while the sum is 43.

The spelling of 11436138448 in words is "eleven billion, four hundred thirty-six million, one hundred thirty-eight thousand, four hundred forty-eight".