143504400252 has 12 divisors (see below), whose sum is σ = 334843600616. Its totient is φ = 47834800080.

The previous prime is 143504400209. The next prime is 143504400301. The reversal of 143504400252 is 252004405341.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5979349999 + ... + 5979350022.

Almost surely, 2^143504400252 is an apocalyptic number.

143504400252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

143504400252 is an abundant number, since it is smaller than the sum of its proper divisors (191339200364).

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

143504400252 is a wasteful number, since it uses less digits than its factorization.

143504400252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11958700028 (or 11958700026 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 30.

Adding to 143504400252 its reverse (252004405341), we get a palindrome (395508805593).

The spelling of 143504400252 in words is "one hundred forty-three billion, five hundred four million, four hundred thousand, two hundred fifty-two".