454545505056 has 24 divisors (see below), whose sum is σ = 1193181951024. Its totient is φ = 151515168320.

The previous prime is 454545505049. The next prime is 454545505067. The reversal of 454545505056 is 650505545454.

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-2 number, since 2×454545505056² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a junction number, because it is equal to n+sod(n) for n = 454545504996 and 454545505014.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2367424410 + ... + 2367424601.

It is an arithmetic number, because the mean of its divisors is an integer number (49715914626).

Almost surely, 2^454545505056 is an apocalyptic number.

It is an amenable number.

454545505056 is an abundant number, since it is smaller than the sum of its proper divisors (738636445968).

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

454545505056 is a wasteful number, since it uses less digits than its factorization.

454545505056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4734849024 (or 4734849016 counting only the distinct ones).

The product of its (nonzero) digits is 6000000, while the sum is 48.

The spelling of 454545505056 in words is "four hundred fifty-four billion, five hundred forty-five million, five hundred five thousand, fifty-six".