1133375564728 has 64 divisors (see below), whose sum is σ = 2519001216000. Its totient is φ = 472312684800.

The previous prime is 1133375564669. The next prime is 1133375564729. The reversal of 1133375564728 is 8274655733311.

It is a hoax number, since the sum of its digits (55) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1133375564729) 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, 10881333 + ... + 10984996.

It is an arithmetic number, because the mean of its divisors is an integer number (39359394000).

Almost surely, 2^{1133375564728} is an apocalyptic number.

It is an amenable number.

1133375564728 is an abundant number, since it is smaller than the sum of its proper divisors (1385625651272).

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

1133375564728 is a wasteful number, since it uses less digits than its factorization.

1133375564728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21866396 (or 21866392 counting only the distinct ones).

The product of its digits is 12700800, while the sum is 55.

The spelling of 1133375564728 in words is "one trillion, one hundred thirty-three billion, three hundred seventy-five million, five hundred sixty-four thousand, seven hundred twenty-eight".