5149810464 has 48 divisors (see below), whose sum is σ = 14229744480. Its totient is φ = 1626255360.

The previous prime is 5149810429. The next prime is 5149810487. The reversal of 5149810464 is 4640189415.

It is a tau number, because it is divible by the number of its divisors (48).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1409857 + ... + 1413504.

It is an arithmetic number, because the mean of its divisors is an integer number (296453010).

Almost surely, 2^5149810464 is an apocalyptic number.

It is an amenable number.

5149810464 is an abundant number, since it is smaller than the sum of its proper divisors (9079934016).

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

5149810464 is a wasteful number, since it uses less digits than its factorization.

5149810464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2823393 (or 2823385 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 42.

The square root of 5149810464 is about 71762.1799000003. The cubic root of 5149810464 is about 1726.8863172879.

Adding to 5149810464 its reverse (4640189415), we get a palindrome (9789999879).

The spelling of 5149810464 in words is "five billion, one hundred forty-nine million, eight hundred ten thousand, four hundred sixty-four".