143924651893 has 6 divisors (see below), whose sum is σ = 158198171222. Its totient is φ = 130840592520.

The previous prime is 143924651869. The next prime is 143924651951. The reversal of 143924651893 is 398156429341.

143924651893 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 105250282929 + 38674368964 = 324423^2 + 196658^2 .

It is not a de Polignac number, because 143924651893 - 2¹³ = 143924643701 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (143924651593) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 594729846 + ... + 594730087.

Almost surely, 2^143924651893 is an apocalyptic number.

It is an amenable number.

143924651893 is a deficient number, since it is larger than the sum of its proper divisors (14273519329).

143924651893 is a wasteful number, since it uses less digits than its factorization.

143924651893 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1189459955 (or 1189459944 counting only the distinct ones).

The product of its digits is 5598720, while the sum is 55.

The spelling of 143924651893 in words is "one hundred forty-three billion, nine hundred twenty-four million, six hundred fifty-one thousand, eight hundred ninety-three".