450887679 has 24 divisors (see below), whose sum is σ = 734994000. Its totient is φ = 263840640.

The previous prime is 450887659. The next prime is 450887693. The reversal of 450887679 is 976788054.

It is not a de Polignac number, because 450887679 - 2¹⁶ = 450822143 is a prime.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450887609) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 75654 + ... + 81395.

It is an arithmetic number, because the mean of its divisors is an integer number (30624750).

Almost surely, 2^450887679 is an apocalyptic number.

450887679 is a deficient number, since it is larger than the sum of its proper divisors (284106321).

450887679 is a wasteful number, since it uses less digits than its factorization.

450887679 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157095 (or 157092 counting only the distinct ones).

The product of its (nonzero) digits is 3386880, while the sum is 54.

The square root of 450887679 is about 21234.1159222606. The cubic root of 450887679 is about 766.8129805397.

The spelling of 450887679 in words is "four hundred fifty million, eight hundred eighty-seven thousand, six hundred seventy-nine".