118586820402 has 24 divisors (see below), whose sum is σ = 256952855484. Its totient is φ = 39526671744.

The previous prime is 118586820379. The next prime is 118586820403. The reversal of 118586820402 is 204028685811.

118586820402 is a `hidden beast` number, since 1 + 1 + 8 + 586 + 8 + 20 + 40 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 112881888441 + 5704931961 = 335979^2 + 75531^2 .

It is not an unprimeable number, because it can be changed into a prime (118586820403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 149758 + ... + 509510.

Almost surely, 2^118586820402 is an apocalyptic number.

118586820402 is an abundant number, since it is smaller than the sum of its proper divisors (138366035082).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

118586820402 is a wasteful number, since it uses less digits than its factorization.

118586820402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 378074 (or 378071 counting only the distinct ones).

The product of its (nonzero) digits is 245760, while the sum is 45.

The spelling of 118586820402 in words is "one hundred eighteen billion, five hundred eighty-six million, eight hundred twenty thousand, four hundred two".