57461984851 has 2 divisors, whose sum is σ = 57461984852. Its totient is φ = 57461984850.

The previous prime is 57461984849. The next prime is 57461984929. The reversal of 57461984851 is 15848916475.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 57461984851 - 2¹ = 57461984849 is a prime.

Together with 57461984849, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (57461984651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28730992425 + 28730992426.

It is an arithmetic number, because the mean of its divisors is an integer number (28730992426).

Almost surely, 2^57461984851 is an apocalyptic number.

57461984851 is a deficient number, since it is larger than the sum of its proper divisors (1).

57461984851 is an equidigital number, since it uses as much as digits as its factorization.

57461984851 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9676800, while the sum is 58.

The spelling of 57461984851 in words is "fifty-seven billion, four hundred sixty-one million, nine hundred eighty-four thousand, eight hundred fifty-one".