283240280451 has 4 divisors (see below), whose sum is σ = 377653707272. Its totient is φ = 188826853632.

The previous prime is 283240280431. The next prime is 283240280459. The reversal of 283240280451 is 154082042382.

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

It is not a de Polignac number, because 283240280451 - 2⁹ = 283240279939 is a prime.

It is a super-2 number, since 2×283240280451² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (283240280459) 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, 47206713406 + ... + 47206713411.

It is an arithmetic number, because the mean of its divisors is an integer number (94413426818).

Almost surely, 2^283240280451 is an apocalyptic number.

283240280451 is a deficient number, since it is larger than the sum of its proper divisors (94413426821).

283240280451 is an equidigital number, since it uses as much as digits as its factorization.

283240280451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94413426820.

The product of its (nonzero) digits is 122880, while the sum is 39.

The spelling of 283240280451 in words is "two hundred eighty-three billion, two hundred forty million, two hundred eighty thousand, four hundred fifty-one".