143772644532 has 96 divisors (see below), whose sum is σ = 368994898944. Its totient is φ = 43208121600.

The previous prime is 143772644527. The next prime is 143772644549. The reversal of 143772644532 is 235446277341.

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 31 ways as a sum of consecutive naturals, for example, 10471432 + ... + 10485152.

It is an arithmetic number, because the mean of its divisors is an integer number (3843696864).

Almost surely, 2^143772644532 is an apocalyptic number.

143772644532 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 143772644532, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (184497449472).

143772644532 is an abundant number, since it is smaller than the sum of its proper divisors (225222254412).

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

143772644532 is a wasteful number, since it uses less digits than its factorization.

143772644532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14389 (or 14387 counting only the distinct ones).

The product of its digits is 3386880, while the sum is 48.

The spelling of 143772644532 in words is "one hundred forty-three billion, seven hundred seventy-two million, six hundred forty-four thousand, five hundred thirty-two".