4856187491 has 8 divisors (see below), whose sum is σ = 4938858000. Its totient is φ = 4773615840.

The previous prime is 4856187473. The next prime is 4856187509. The reversal of 4856187491 is 1947816584.

It is an interprime number because it is at equal distance from previous prime (4856187473) and next prime (4856187509).

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4856187491 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4856187461) 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, 77960 + ... + 125658.

It is an arithmetic number, because the mean of its divisors is an integer number (617357250).

Almost surely, 2^4856187491 is an apocalyptic number.

4856187491 is a deficient number, since it is larger than the sum of its proper divisors (82670509).

4856187491 is a wasteful number, since it uses less digits than its factorization.

4856187491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49429.

The product of its digits is 1935360, while the sum is 53.

The square root of 4856187491 is about 69686.3508228118. The cubic root of 4856187491 is about 1693.4218091606.

The spelling of 4856187491 in words is "four billion, eight hundred fifty-six million, one hundred eighty-seven thousand, four hundred ninety-one".