118143350643 has 8 divisors (see below), whose sum is σ = 158123420928. Its totient is φ = 78462757064.

The previous prime is 118143350543. The next prime is 118143350687. The reversal of 118143350643 is 346053341811.

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 118143350643 - 2¹³ = 118143342451 is a prime.

It is not an unprimeable number, because it can be changed into a prime (118143350693) 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, 74868255 + ... + 74869832.

It is an arithmetic number, because the mean of its divisors is an integer number (19765427616).

Almost surely, 2^118143350643 is an apocalyptic number.

118143350643 is a deficient number, since it is larger than the sum of its proper divisors (39980070285).

118143350643 is a wasteful number, since it uses less digits than its factorization.

118143350643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149738353.

The product of its (nonzero) digits is 103680, while the sum is 39.

The spelling of 118143350643 in words is "one hundred eighteen billion, one hundred forty-three million, three hundred fifty thousand, six hundred forty-three".