5166706656 has 24 divisors (see below), whose sum is σ = 13562605224. Its totient is φ = 1722235520.

The previous prime is 5166706639. The next prime is 5166706673. The reversal of 5166706656 is 6566076615.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (5166706639) and next prime (5166706673).

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26909835 + ... + 26910026.

It is an arithmetic number, because the mean of its divisors is an integer number (565108551).

Almost surely, 2^5166706656 is an apocalyptic number.

It is an amenable number.

5166706656 is an abundant number, since it is smaller than the sum of its proper divisors (8395898568).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5166706656 is a wasteful number, since it uses less digits than its factorization.

5166706656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53819874 (or 53819866 counting only the distinct ones).

The product of its (nonzero) digits is 1360800, while the sum is 48.

The square root of 5166706656 is about 71879.8070114271. The cubic root of 5166706656 is about 1728.7728560169.

The spelling of 5166706656 in words is "five billion, one hundred sixty-six million, seven hundred six thousand, six hundred fifty-six".