285629963009 has 4 divisors (see below), whose sum is σ = 287521552320. Its totient is φ = 283738373700.

The previous prime is 285629962999. The next prime is 285629963057. The reversal of 285629963009 is 900369926582.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 285629963009 - 2¹⁶ = 285629897473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (285629963089) 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, 945794429 + ... + 945794730.

It is an arithmetic number, because the mean of its divisors is an integer number (71880388080).

Almost surely, 2^285629963009 is an apocalyptic number.

It is an amenable number.

285629963009 is a deficient number, since it is larger than the sum of its proper divisors (1891589311).

285629963009 is a wasteful number, since it uses less digits than its factorization.

285629963009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1891589310.

The product of its (nonzero) digits is 12597120, while the sum is 59.

The spelling of 285629963009 in words is "two hundred eighty-five billion, six hundred twenty-nine million, nine hundred sixty-three thousand, nine".