4867856415 has 48 divisors (see below), whose sum is σ = 8944356096. Its totient is φ = 2440627200.

The previous prime is 4867856377. The next prime is 4867856417. The reversal of 4867856415 is 5146587684.

4867856415 is a `hidden beast` number, since 4 + 8 + 6 + 78 + 564 + 1 + 5 = 666.

It is not a de Polignac number, because 4867856415 - 2⁶ = 4867856351 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4867856417) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 754905 + ... + 761325.

It is an arithmetic number, because the mean of its divisors is an integer number (186340752).

Almost surely, 2^4867856415 is an apocalyptic number.

4867856415 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

4867856415 is a deficient number, since it is larger than the sum of its proper divisors (4076499681).

4867856415 is a wasteful number, since it uses less digits than its factorization.

4867856415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7440 (or 7437 counting only the distinct ones).

The product of its digits is 6451200, while the sum is 54.

The square root of 4867856415 is about 69770.0251899052. The cubic root of 4867856415 is about 1694.7770975842. Note that the first 3 decimals are identical.

The spelling of 4867856415 in words is "four billion, eight hundred sixty-seven million, eight hundred fifty-six thousand, four hundred fifteen".