143997349632 has 72 divisors (see below), whose sum is σ = 385781289600. Its totient is φ = 47681203200.

The previous prime is 143997349603. The next prime is 143997349681. The reversal of 143997349632 is 236943799341.

It is a happy number.

143997349632 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 504882 + ... + 736817.

Almost surely, 2^143997349632 is an apocalyptic number.

143997349632 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

143997349632 is an abundant number, since it is smaller than the sum of its proper divisors (241783939968).

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

143997349632 is a wasteful number, since it uses less digits than its factorization.

143997349632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1241869 (or 1241855 counting only the distinct ones).

The product of its digits is 26453952, while the sum is 60.

The spelling of 143997349632 in words is "one hundred forty-three billion, nine hundred ninety-seven million, three hundred forty-nine thousand, six hundred thirty-two".