143373421152 has 288 divisors, whose sum is σ = 468596524032. Its totient is φ = 41190653952.

The previous prime is 143373421129. The next prime is 143373421193. The reversal of 143373421152 is 251124373341.

143373421152 is a `hidden beast` number, since 1 + 433 + 7 + 3 + 4 + 211 + 5 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (288).

It is a super-2 number, since 2×143373421152² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8074428 + ... + 8092164.

It is an arithmetic number, because the mean of its divisors is an integer number (1627071264).

Almost surely, 2^143373421152 is an apocalyptic number.

143373421152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 143373421152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (234298262016).

143373421152 is an abundant number, since it is smaller than the sum of its proper divisors (325223102880).

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

143373421152 is a wasteful number, since it uses less digits than its factorization.

143373421152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17910 (or 17899 counting only the distinct ones).

The product of its digits is 60480, while the sum is 36.

Adding to 143373421152 its reverse (251124373341), we get a palindrome (394497794493).

The spelling of 143373421152 in words is "one hundred forty-three billion, three hundred seventy-three million, four hundred twenty-one thousand, one hundred fifty-two".