4878261849 has 8 divisors (see below), whose sum is σ = 6507090432. Its totient is φ = 3250803920.

The previous prime is 4878261847. The next prime is 4878261917. The reversal of 4878261849 is 9481628784.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4878261849 - 2¹ = 4878261847 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4878261841) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 334329 + ... + 348614.

It is an arithmetic number, because the mean of its divisors is an integer number (813386304).

Almost surely, 2^4878261849 is an apocalyptic number.

It is an amenable number.

4878261849 is a deficient number, since it is larger than the sum of its proper divisors (1628828583).

4878261849 is a wasteful number, since it uses less digits than its factorization.

4878261849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 685327.

The product of its digits is 6193152, while the sum is 57.

The square root of 4878261849 is about 69844.5548987178. The cubic root of 4878261849 is about 1695.9838122240.

The spelling of 4878261849 in words is "four billion, eight hundred seventy-eight million, two hundred sixty-one thousand, eight hundred forty-nine".