133143523050 has 24 divisors (see below), whose sum is σ = 330195937536. Its totient is φ = 35504939440.

The previous prime is 133143522961. The next prime is 133143523081. The reversal of 133143523050 is 50325341331.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 133143522999 and 133143523017.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 443811594 + ... + 443811893.

It is an arithmetic number, because the mean of its divisors is an integer number (13758164064).

Almost surely, 2^133143523050 is an apocalyptic number.

133143523050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

133143523050 is an abundant number, since it is smaller than the sum of its proper divisors (197052414486).

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

133143523050 is a wasteful number, since it uses less digits than its factorization.

133143523050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 887623502 (or 887623497 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 30.

Adding to 133143523050 its reverse (50325341331), we get a palindrome (183468864381).

The spelling of 133143523050 in words is "one hundred thirty-three billion, one hundred forty-three million, five hundred twenty-three thousand, fifty".