185894000147 has 4 divisors (see below), whose sum is σ = 185895499920. Its totient is φ = 185892500376.

The previous prime is 185894000141. The next prime is 185894000177. The reversal of 185894000147 is 741000498581.

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 185894000147 - 2¹⁴ = 185893983763 is a prime.

It is not an unprimeable number, because it can be changed into a prime (185894000141) 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, 545372 + ... + 818057.

It is an arithmetic number, because the mean of its divisors is an integer number (46473874980).

Almost surely, 2^185894000147 is an apocalyptic number.

185894000147 is a deficient number, since it is larger than the sum of its proper divisors (1499773).

185894000147 is a wasteful number, since it uses less digits than its factorization.

185894000147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1499772.

The product of its (nonzero) digits is 322560, while the sum is 47.

The spelling of 185894000147 in words is "one hundred eighty-five billion, eight hundred ninety-four million, one hundred forty-seven", and thus it is an aban number.