118406192487 has 8 divisors (see below), whose sum is σ = 172227189120. Its totient is φ = 71761328760.

The previous prime is 118406192453. The next prime is 118406192491. The reversal of 118406192487 is 784291604811.

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

It is not a de Polignac number, because 118406192487 - 2¹⁴ = 118406176103 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118406192497) 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, 1794033187 + ... + 1794033252.

It is an arithmetic number, because the mean of its divisors is an integer number (21528398640).

Almost surely, 2^118406192487 is an apocalyptic number.

118406192487 is a deficient number, since it is larger than the sum of its proper divisors (53820996633).

118406192487 is a wasteful number, since it uses less digits than its factorization.

118406192487 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3588066453.

The product of its (nonzero) digits is 774144, while the sum is 51.

The spelling of 118406192487 in words is "one hundred eighteen billion, four hundred six million, one hundred ninety-two thousand, four hundred eighty-seven".