52116616725 has 12 divisors (see below), whose sum is σ = 86166139776. Its totient is φ = 27795528880.

The previous prime is 52116616697. The next prime is 52116616753. The reversal of 52116616725 is 52761661125.

It is an interprime number because it is at equal distance from previous prime (52116616697) and next prime (52116616753).

It is not a de Polignac number, because 52116616725 - 2¹⁶ = 52116551189 is a prime.

It is a super-2 number, since 2×52116616725² (a number of 22 digits) contains 22 as substring.

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 11 ways as a sum of consecutive naturals, for example, 347444037 + ... + 347444186.

It is an arithmetic number, because the mean of its divisors is an integer number (7180511648).

Almost surely, 2^52116616725 is an apocalyptic number.

It is an amenable number.

52116616725 is a deficient number, since it is larger than the sum of its proper divisors (34049523051).

52116616725 is a wasteful number, since it uses less digits than its factorization.

52116616725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 694888236 (or 694888231 counting only the distinct ones).

The product of its digits is 151200, while the sum is 42.

The spelling of 52116616725 in words is "fifty-two billion, one hundred sixteen million, six hundred sixteen thousand, seven hundred twenty-five".