4386494371851 has 16 divisors (see below), whose sum is σ = 6505372425600. Its totient is φ = 2921241570984.

The previous prime is 4386494371837. The next prime is 4386494371867. The reversal of 4386494371851 is 1581734946834.

4386494371851 is a `hidden beast` number, since 4 + 3 + 86 + 49 + 437 + 1 + 85 + 1 = 666.

It is not a de Polignac number, because 4386494371851 - 2¹³ = 4386494363659 is a prime.

It is a super-2 number, since 2×4386494371851² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4386494371801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 85752021 + ... + 85803158.

It is an arithmetic number, because the mean of its divisors is an integer number (406585776600).

Almost surely, 2^{4386494371851} is an apocalyptic number.

4386494371851 is a deficient number, since it is larger than the sum of its proper divisors (2118878053749).

4386494371851 is a wasteful number, since it uses less digits than its factorization.

4386494371851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171556135 (or 171556129 counting only the distinct ones).

The product of its digits is 69672960, while the sum is 63.

The spelling of 4386494371851 in words is "four trillion, three hundred eighty-six billion, four hundred ninety-four million, three hundred seventy-one thousand, eight hundred fifty-one".