143602444360661 has 8 divisors (see below), whose sum is σ = 168707766801504. Its totient is φ = 120505547715120.

The previous prime is 143602444360643. The next prime is 143602444360741. The reversal of 143602444360661 is 166063444206341.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 143602444360661 - 2¹⁸ = 143602444098517 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 (143602444360621) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 502106448671 + ... + 502106448956.

It is an arithmetic number, because the mean of its divisors is an integer number (21088470850188).

Almost surely, 2^{143602444360661} is an apocalyptic number.

143602444360661 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

143602444360661 is a deficient number, since it is larger than the sum of its proper divisors (25105322440843).

143602444360661 is a wasteful number, since it uses less digits than its factorization.

143602444360661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1004212897651.

The product of its (nonzero) digits is 5971968, while the sum is 50.

The spelling of 143602444360661 in words is "one hundred forty-three trillion, six hundred two billion, four hundred forty-four million, three hundred sixty thousand, six hundred sixty-one".