5164402861 has 4 divisors (see below), whose sum is σ = 5167350652. Its totient is φ = 5161455072.

The previous prime is 5164402849. The next prime is 5164402877. The reversal of 5164402861 is 1682044615.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 84989961 + 5079412900 = 9219^2 + 71270^2 .

It is a cyclic number.

It is not a de Polignac number, because 5164402861 - 2⁹ = 5164402349 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5164402861.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5164402261) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1471266 + ... + 1474771.

It is an arithmetic number, because the mean of its divisors is an integer number (1291837663).

Almost surely, 2^5164402861 is an apocalyptic number.

It is an amenable number.

5164402861 is a deficient number, since it is larger than the sum of its proper divisors (2947791).

5164402861 is a wasteful number, since it uses less digits than its factorization.

5164402861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2947790.

The product of its (nonzero) digits is 46080, while the sum is 37.

The square root of 5164402861 is about 71863.7798964124. The cubic root of 5164402861 is about 1728.5158689500.

The spelling of 5164402861 in words is "five billion, one hundred sixty-four million, four hundred two thousand, eight hundred sixty-one".