5162015605861 has 2 divisors, whose sum is σ = 5162015605862. Its totient is φ = 5162015605860.

The previous prime is 5162015605849. The next prime is 5162015605949. The reversal of 5162015605861 is 1685065102615.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2819692489636 + 2342323116225 = 1679194^2 + 1530465^2 .

It is a cyclic number.

It is not a de Polignac number, because 5162015605861 - 2³³ = 5153425671269 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5162015605561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2581007802930 + 2581007802931.

It is an arithmetic number, because the mean of its divisors is an integer number (2581007802931).

Almost surely, 2^{5162015605861} is an apocalyptic number.

It is an amenable number.

5162015605861 is a deficient number, since it is larger than the sum of its proper divisors (1).

5162015605861 is an equidigital number, since it uses as much as digits as its factorization.

5162015605861 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432000, while the sum is 46.

The spelling of 5162015605861 in words is "five trillion, one hundred sixty-two billion, fifteen million, six hundred five thousand, eight hundred sixty-one".