11448553533 has 16 divisors (see below), whose sum is σ = 16000708416. Its totient is φ = 7273042560.

The previous prime is 11448553513. The next prime is 11448553541. The reversal of 11448553533 is 33535584411.

It is not a de Polignac number, because 11448553533 - 2⁶ = 11448553469 is a prime.

It is a super-4 number, since 4×11448553533⁴ (a number of 41 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11448553513) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1077010 + ... + 1087587.

It is an arithmetic number, because the mean of its divisors is an integer number (1000044276).

Almost surely, 2^11448553533 is an apocalyptic number.

It is an amenable number.

11448553533 is a deficient number, since it is larger than the sum of its proper divisors (4552154883).

11448553533 is a wasteful number, since it uses less digits than its factorization.

11448553533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2164684.

The product of its digits is 432000, while the sum is 42.

The spelling of 11448553533 in words is "eleven billion, four hundred forty-eight million, five hundred fifty-three thousand, five hundred thirty-three".