133531532536450 has 24 divisors (see below), whose sum is σ = 248376845185920. Its totient is φ = 53410850720400.

The previous prime is 133531532536427. The next prime is 133531532536511. The reversal of 133531532536450 is 54635235135331.

It is a happy number.

It is a super-3 number, since 3×133531532536450³ (a number of 43 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 133531532536394 and 133531532536403.

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, 42526246 + ... + 45558145.

It is an arithmetic number, because the mean of its divisors is an integer number (10349035216080).

Almost surely, 2^{133531532536450} is an apocalyptic number.

133531532536450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

133531532536450 is a deficient number, since it is larger than the sum of its proper divisors (114845312649470).

133531532536450 is a wasteful number, since it uses less digits than its factorization.

133531532536450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88114722 (or 88114717 counting only the distinct ones).

The product of its (nonzero) digits is 7290000, while the sum is 49.

The spelling of 133531532536450 in words is "one hundred thirty-three trillion, five hundred thirty-one billion, five hundred thirty-two million, five hundred thirty-six thousand, four hundred fifty".