5106618045861 has 16 divisors (see below), whose sum is σ = 6814013652864. Its totient is φ = 3401817545984.

The previous prime is 5106618045839. The next prime is 5106618045869. The reversal of 5106618045861 is 1685408166015.

It is a cyclic number.

It is not a de Polignac number, because 5106618045861 - 2¹⁰ = 5106618044837 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5106618045869) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 93420040 + ... + 93474686.

It is an arithmetic number, because the mean of its divisors is an integer number (425875853304).

Almost surely, 2^{5106618045861} is an apocalyptic number.

It is an amenable number.

5106618045861 is a deficient number, since it is larger than the sum of its proper divisors (1707395607003).

5106618045861 is a wasteful number, since it uses less digits than its factorization.

5106618045861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77820.

The product of its (nonzero) digits is 1382400, while the sum is 51.

The spelling of 5106618045861 in words is "five trillion, one hundred six billion, six hundred eighteen million, forty-five thousand, eight hundred sixty-one".