5149395752 has 8 divisors (see below), whose sum is σ = 9655117050. Its totient is φ = 2574697872.

The previous prime is 5149395737. The next prime is 5149395773. The reversal of 5149395752 is 2575939415.

It can be written as a sum of positive squares in only one way, i.e., 4368416836 + 780978916 = 66094^2 + 27946^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×5149395752² = 53032553221431291008, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5149395752.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 321837227 + ... + 321837242.

Almost surely, 2^5149395752 is an apocalyptic number.

It is an amenable number.

5149395752 is a deficient number, since it is larger than the sum of its proper divisors (4505721298).

5149395752 is a wasteful number, since it uses less digits than its factorization.

5149395752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 643674475 (or 643674471 counting only the distinct ones).

The product of its digits is 1701000, while the sum is 50.

The square root of 5149395752 is about 71759.2903532358. The cubic root of 5149395752 is about 1726.8399609085.

The spelling of 5149395752 in words is "five billion, one hundred forty-nine million, three hundred ninety-five thousand, seven hundred fifty-two".