1634454456 has 16 divisors (see below), whose sum is σ = 4086136200. Its totient is φ = 544818144.

The previous prime is 1634454449. The next prime is 1634454517. The reversal of 1634454456 is 6544544361.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34051111 + ... + 34051158.

Almost surely, 2^1634454456 is an apocalyptic number.

It is an amenable number.

1634454456 is an abundant number, since it is smaller than the sum of its proper divisors (2451681744).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1634454456 is a wasteful number, since it uses less digits than its factorization.

1634454456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68102278 (or 68102274 counting only the distinct ones).

The product of its digits is 691200, while the sum is 42.

The square root of 1634454456 is about 40428.3867598003. The cubic root of 1634454456 is about 1177.9429967526.

The spelling of 1634454456 in words is "one billion, six hundred thirty-four million, four hundred fifty-four thousand, four hundred fifty-six".