454645955550 has 24 divisors (see below), whose sum is σ = 1127521970136. Its totient is φ = 121238921440.

The previous prime is 454645955549. The next prime is 454645955591. The reversal of 454645955550 is 55559546454.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1515486369 + ... + 1515486668.

It is an arithmetic number, because the mean of its divisors is an integer number (46980082089).

Almost surely, 2^454645955550 is an apocalyptic number.

454645955550 is an abundant number, since it is smaller than the sum of its proper divisors (672876014586).

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

454645955550 is a wasteful number, since it uses less digits than its factorization.

454645955550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3030973052 (or 3030973047 counting only the distinct ones).

The product of its (nonzero) digits is 54000000, while the sum is 57.

The spelling of 454645955550 in words is "four hundred fifty-four billion, six hundred forty-five million, nine hundred fifty-five thousand, five hundred fifty".