19052857006 has 4 divisors (see below), whose sum is σ = 28579285512. Its totient is φ = 9526428502.

The previous prime is 19052856899. The next prime is 19052857009. The reversal of 19052857006 is 60075825091.

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

It is a super-2 number, since 2×19052857006² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19052857009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4763214250 + ... + 4763214253.

It is an arithmetic number, because the mean of its divisors is an integer number (7144821378).

Almost surely, 2^19052857006 is an apocalyptic number.

19052857006 is a deficient number, since it is larger than the sum of its proper divisors (9526428506).

19052857006 is an equidigital number, since it uses as much as digits as its factorization.

19052857006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9526428505.

The product of its (nonzero) digits is 151200, while the sum is 43.

The spelling of 19052857006 in words is "nineteen billion, fifty-two million, eight hundred fifty-seven thousand, six".