52051916779085 has 16 divisors (see below), whose sum is σ = 62623379793600. Its totient is φ = 41534212070400.

The previous prime is 52051916779039. The next prime is 52051916779103. The reversal of 52051916779085 is 58097761915025.

It is not a de Polignac number, because 52051916779085 - 2¹⁴ = 52051916762701 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2334254 + ... + 10466736.

It is an arithmetic number, because the mean of its divisors is an integer number (3913961237100).

Almost surely, 2^{52051916779085} is an apocalyptic number.

It is an amenable number.

52051916779085 is a deficient number, since it is larger than the sum of its proper divisors (10571463014515).

52051916779085 is a wasteful number, since it uses less digits than its factorization.

52051916779085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8135788.

The product of its (nonzero) digits is 47628000, while the sum is 65.

The spelling of 52051916779085 in words is "fifty-two trillion, fifty-one billion, nine hundred sixteen million, seven hundred seventy-nine thousand, eighty-five".