5163756664 has 64 divisors (see below), whose sum is σ = 11258092800. Its totient is φ = 2194368000.

The previous prime is 5163756649. The next prime is 5163756677. The reversal of 5163756664 is 4666573615.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 214467 + ... + 237325.

It is an arithmetic number, because the mean of its divisors is an integer number (175907700).

Almost surely, 2^5163756664 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5163756664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5629046400).

5163756664 is an abundant number, since it is smaller than the sum of its proper divisors (6094336136).

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

5163756664 is a wasteful number, since it uses less digits than its factorization.

5163756664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23044 (or 23040 counting only the distinct ones).

The product of its digits is 2721600, while the sum is 49.

The square root of 5163756664 is about 71859.2837704357. The cubic root of 5163756664 is about 1728.4437723050.

The spelling of 5163756664 in words is "five billion, one hundred sixty-three million, seven hundred fifty-six thousand, six hundred sixty-four".