285426074667 has 4 divisors (see below), whose sum is σ = 380568099560. Its totient is φ = 190284049776.

The previous prime is 285426074663. The next prime is 285426074701. The reversal of 285426074667 is 766470624582.

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

It is not a de Polignac number, because 285426074667 - 2² = 285426074663 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (285426074663) 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, 47571012442 + ... + 47571012447.

It is an arithmetic number, because the mean of its divisors is an integer number (95142024890).

Almost surely, 2^285426074667 is an apocalyptic number.

285426074667 is a deficient number, since it is larger than the sum of its proper divisors (95142024893).

285426074667 is an equidigital number, since it uses as much as digits as its factorization.

285426074667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95142024892.

The product of its (nonzero) digits is 27095040, while the sum is 57.

The spelling of 285426074667 in words is "two hundred eighty-five billion, four hundred twenty-six million, seventy-four thousand, six hundred sixty-seven".