5113394064 has 135 divisors (see below), whose sum is σ = 14702617969. Its totient is φ = 1658985600.

The previous prime is 5113394047. The next prime is 5113394137. The reversal of 5113394064 is 4604933115.

The square root of 5113394064 is 71508.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 4912888464 + 200505600 = 70092^2 + 14160^2 .

It is a super-2 number, since 2×5113394064² = 52293597707500872192, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 50627614 + ... + 50627714.

Almost surely, 2^5113394064 is an apocalyptic number.

5113394064 is the 71508-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5113394064

5113394064 is an abundant number, since it is smaller than the sum of its proper divisors (9589223905).

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

5113394064 is a wasteful number, since it uses less digits than its factorization.

5113394064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 334 (or 165 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The cubic root of 5113394064 is about 1722.8061799991.

Multiplying 5113394064 by its sum of digits (36), we get a square (184082186304 = 429048²).

5113394064 divided by its sum of digits (36) gives a square (142038724 = 11918²).

The spelling of 5113394064 in words is "five billion, one hundred thirteen million, three hundred ninety-four thousand, sixty-four".