134544021500 has 96 divisors (see below), whose sum is σ = 344013022080. Its totient is φ = 45004224000.

The previous prime is 134544021487. The next prime is 134544021527. The reversal of 134544021500 is 5120445431.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 325295 + ... + 612294.

It is an arithmetic number, because the mean of its divisors is an integer number (3583468980).

Almost surely, 2^134544021500 is an apocalyptic number.

134544021500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

134544021500 is an abundant number, since it is smaller than the sum of its proper divisors (209469000580).

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

134544021500 is a wasteful number, since it uses less digits than its factorization.

134544021500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 937656 (or 937644 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 29.

Adding to 134544021500 its reverse (5120445431), we get a palindrome (139664466931).

The spelling of 134544021500 in words is "one hundred thirty-four billion, five hundred forty-four million, twenty-one thousand, five hundred".