118243349534 has 16 divisors (see below), whose sum is σ = 191041889280. Its totient is φ = 54707448600.

The previous prime is 118243349489. The next prime is 118243349537. The reversal of 118243349534 is 435943342811.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118243349537) 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, 36180542 + ... + 36183809.

It is an arithmetic number, because the mean of its divisors is an integer number (11940118080).

Almost surely, 2^118243349534 is an apocalyptic number.

118243349534 is a deficient number, since it is larger than the sum of its proper divisors (72798539746).

118243349534 is a wasteful number, since it uses less digits than its factorization.

118243349534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72364415.

The product of its digits is 1244160, while the sum is 47.

The spelling of 118243349534 in words is "one hundred eighteen billion, two hundred forty-three million, three hundred forty-nine thousand, five hundred thirty-four".