4857971436 has 168 divisors, whose sum is σ = 13388393088. Its totient is φ = 1539648000.

The previous prime is 4857971407. The next prime is 4857971507. The reversal of 4857971436 is 6341797584.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 5513716 + ... + 5514596.

It is an arithmetic number, because the mean of its divisors is an integer number (79692816).

Almost surely, 2^4857971436 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4857971436, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6694196544).

4857971436 is an abundant number, since it is smaller than the sum of its proper divisors (8530421652).

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

4857971436 is a wasteful number, since it uses less digits than its factorization.

4857971436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 995 (or 978 counting only the distinct ones).

The product of its digits is 5080320, while the sum is 54.

The square root of 4857971436 is about 69699.1494639640. The cubic root of 4857971436 is about 1693.6291461252.

The spelling of 4857971436 in words is "four billion, eight hundred fifty-seven million, nine hundred seventy-one thousand, four hundred thirty-six".