133223578983 has 48 divisors (see below), whose sum is σ = 227168637696. Its totient is φ = 77231024640.

The previous prime is 133223578927. The next prime is 133223578987. The reversal of 133223578983 is 389875322331.

133223578983 is a `hidden beast` number, since 1 + 332 + 235 + 78 + 9 + 8 + 3 = 666.

It is not a de Polignac number, because 133223578983 - 2⁶ = 133223578919 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133223578987) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1022010 + ... + 1144967.

It is an arithmetic number, because the mean of its divisors is an integer number (4732679952).

Almost surely, 2^133223578983 is an apocalyptic number.

133223578983 is a deficient number, since it is larger than the sum of its proper divisors (93945058713).

133223578983 is a wasteful number, since it uses less digits than its factorization.

133223578983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2167026 (or 2167014 counting only the distinct ones).

The product of its digits is 6531840, while the sum is 54.

The spelling of 133223578983 in words is "one hundred thirty-three billion, two hundred twenty-three million, five hundred seventy-eight thousand, nine hundred eighty-three".