5000001218658 has 48 divisors (see below), whose sum is σ = 10925254248480. Its totient is φ = 1652579471808.

The previous prime is 5000001218657. The next prime is 5000001218713. The reversal of 5000001218658 is 8568121000005.

5000001218658 is a `hidden beast` number, since 500 + 0 + 0 + 0 + 1 + 21 + 86 + 58 = 666.

It is not an unprimeable number, because it can be changed into a prime (5000001218651) 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 23 ways as a sum of consecutive naturals, for example, 1118035 + ... + 3354102.

It is an arithmetic number, because the mean of its divisors is an integer number (227609463510).

Almost surely, 2^{5000001218658} is an apocalyptic number.

5000001218658 is an abundant number, since it is smaller than the sum of its proper divisors (5925253029822).

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

5000001218658 is a wasteful number, since it uses less digits than its factorization.

5000001218658 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4472671 (or 4472668 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 36.

The spelling of 5000001218658 in words is "five trillion, one million, two hundred eighteen thousand, six hundred fifty-eight".