52146618458 has 8 divisors (see below), whose sum is σ = 85330830240. Its totient is φ = 23703008380.

The previous prime is 52146618443. The next prime is 52146618467. The reversal of 52146618458 is 85481664125.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1185150398 + ... + 1185150441.

It is an arithmetic number, because the mean of its divisors is an integer number (10666353780).

Almost surely, 2^52146618458 is an apocalyptic number.

52146618458 is a deficient number, since it is larger than the sum of its proper divisors (33184211782).

52146618458 is a wasteful number, since it uses less digits than its factorization.

52146618458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2370300852.

The product of its digits is 1843200, while the sum is 50.

The spelling of 52146618458 in words is "fifty-two billion, one hundred forty-six million, six hundred eighteen thousand, four hundred fifty-eight".