4959781505 has 16 divisors (see below), whose sum is σ = 6845318400. Its totient is φ = 3379326912.

The previous prime is 4959781493. The next prime is 4959781507. The reversal of 4959781505 is 5051879594.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 4959781505 - 2¹² = 4959777409 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4959781507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 445805 + ... + 456794.

It is an arithmetic number, because the mean of its divisors is an integer number (427832400).

Almost surely, 2^4959781505 is an apocalyptic number.

It is an amenable number.

4959781505 is a deficient number, since it is larger than the sum of its proper divisors (1885536895).

4959781505 is a wasteful number, since it uses less digits than its factorization.

4959781505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 902768.

The product of its (nonzero) digits is 2268000, while the sum is 53.

The square root of 4959781505 is about 70425.7162192902. The cubic root of 4959781505 is about 1705.3787544739.

The spelling of 4959781505 in words is "four billion, nine hundred fifty-nine million, seven hundred eighty-one thousand, five hundred five".