1143443409990 has 256 divisors, whose sum is σ = 3298051620864. Its totient is φ = 248238950400.

The previous prime is 1143443409989. The next prime is 1143443410099. The reversal of 1143443409990 is 999043443411.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 75762345 + ... + 75777435.

It is an arithmetic number, because the mean of its divisors is an integer number (12883014144).

Almost surely, 2^{1143443409990} is an apocalyptic number.

1143443409990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1143443409990, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1649025810432).

1143443409990 is an abundant number, since it is smaller than the sum of its proper divisors (2154608210874).

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

1143443409990 is a wasteful number, since it uses less digits than its factorization.

1143443409990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15355.

The product of its (nonzero) digits is 1679616, while the sum is 51.

The spelling of 1143443409990 in words is "one trillion, one hundred forty-three billion, four hundred forty-three million, four hundred nine thousand, nine hundred ninety".