52118245509 has 8 divisors (see below), whose sum is σ = 75808357152. Its totient is φ = 31586815440.

The previous prime is 52118245489. The next prime is 52118245511. The reversal of 52118245509 is 90554281125.

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

It is not a de Polignac number, because 52118245509 - 2⁸ = 52118245253 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52118245559) 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, 789670354 + ... + 789670419.

It is an arithmetic number, because the mean of its divisors is an integer number (9476044644).

Almost surely, 2^52118245509 is an apocalyptic number.

It is an amenable number.

52118245509 is a deficient number, since it is larger than the sum of its proper divisors (23690111643).

52118245509 is a wasteful number, since it uses less digits than its factorization.

52118245509 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1579340787.

The product of its (nonzero) digits is 144000, while the sum is 42.

The spelling of 52118245509 in words is "fifty-two billion, one hundred eighteen million, two hundred forty-five thousand, five hundred nine".