4856524354638 has 240 divisors, whose sum is σ = 12630284308224. Its totient is φ = 1382976840960.

The previous prime is 4856524354631. The next prime is 4856524354663. The reversal of 4856524354638 is 8364534256584.

4856524354638 is a `hidden beast` number, since 4 + 8 + 5 + 6 + 52 + 4 + 3 + 546 + 38 = 666.

It is a super-2 number, since 2×4856524354638² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4856524354631) 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 119 ways as a sum of consecutive naturals, for example, 351736731 + ... + 351750537.

Almost surely, 2^{4856524354638} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4856524354638, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6315142154112).

4856524354638 is an abundant number, since it is smaller than the sum of its proper divisors (7773759953586).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4856524354638 is a wasteful number, since it uses less digits than its factorization.

4856524354638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14549 (or 14523 counting only the distinct ones).

The product of its digits is 331776000, while the sum is 63.

The spelling of 4856524354638 in words is "four trillion, eight hundred fifty-six billion, five hundred twenty-four million, three hundred fifty-four thousand, six hundred thirty-eight".