57030000851 has 4 divisors (see below), whose sum is σ = 57036337392. Its totient is φ = 57023664312.

The previous prime is 57030000847. The next prime is 57030000883. The reversal of 57030000851 is 15800003075.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 57030000851 - 2² = 57030000847 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (57030000821) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3154751 + ... + 3172776.

It is an arithmetic number, because the mean of its divisors is an integer number (14259084348).

Almost surely, 2^57030000851 is an apocalyptic number.

57030000851 is a deficient number, since it is larger than the sum of its proper divisors (6336541).

57030000851 is an equidigital number, since it uses as much as digits as its factorization.

57030000851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6336540.

The product of its (nonzero) digits is 4200, while the sum is 29.

The spelling of 57030000851 in words is "fifty-seven billion, thirty million, eight hundred fifty-one", and thus it is an aban number.