143804989441 has 8 divisors (see below), whose sum is σ = 145504025568. Its totient is φ = 142115064000.

The previous prime is 143804989439. The next prime is 143804989457. The reversal of 143804989441 is 144989408341.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 143804989441 - 2¹ = 143804989439 is a prime.

It is a super-2 number, since 2×143804989441² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (143804989841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2245915 + ... + 2309056.

It is an arithmetic number, because the mean of its divisors is an integer number (18188003196).

Almost surely, 2^143804989441 is an apocalyptic number.

It is an amenable number.

143804989441 is a deficient number, since it is larger than the sum of its proper divisors (1699036127).

143804989441 is a wasteful number, since it uses less digits than its factorization.

143804989441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4555343.

The product of its (nonzero) digits is 3981312, while the sum is 55.

The spelling of 143804989441 in words is "one hundred forty-three billion, eight hundred four million, nine hundred eighty-nine thousand, four hundred forty-one".