118400913938049 has 32 divisors (see below), whose sum is σ = 166669716864000. Its totient is φ = 74557713086784.

The previous prime is 118400913938009. The next prime is 118400913938059. The reversal of 118400913938049 is 940839319004811.

It is not a de Polignac number, because 118400913938049 - 2⁸ = 118400913937793 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 118400913937983 and 118400913938001.

It is not an unprimeable number, because it can be changed into a prime (118400913938009) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 239256732 + ... + 239751090.

It is an arithmetic number, because the mean of its divisors is an integer number (5208428652000).

Almost surely, 2^{118400913938049} is an apocalyptic number.

118400913938049 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

118400913938049 is a deficient number, since it is larger than the sum of its proper divisors (48268802925951).

118400913938049 is a wasteful number, since it uses less digits than its factorization.

118400913938049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 506837.

The product of its (nonzero) digits is 6718464, while the sum is 60.

The spelling of 118400913938049 in words is "one hundred eighteen trillion, four hundred billion, nine hundred thirteen million, nine hundred thirty-eight thousand, forty-nine".