4455123632505 has 96 divisors (see below), whose sum is σ = 9831997244160. Its totient is φ = 1815137856000.

The previous prime is 4455123632497. The next prime is 4455123632647. The reversal of 4455123632505 is 5052363215544.

4455123632505 is a `hidden beast` number, since 4 + 4 + 5 + 5 + 1 + 2 + 3 + 632 + 5 + 0 + 5 = 666.

It is not a de Polignac number, because 4455123632505 - 2³ = 4455123632497 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

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 95 ways as a sum of consecutive naturals, for example, 18638871 + ... + 18876380.

It is an arithmetic number, because the mean of its divisors is an integer number (102416637960).

Almost surely, 2^{4455123632505} is an apocalyptic number.

4455123632505 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4455123632505 is an abundant number, since it is smaller than the sum of its proper divisors (5376873611655).

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

4455123632505 is a wasteful number, since it uses less digits than its factorization.

4455123632505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37515311 (or 37515308 counting only the distinct ones).

The product of its (nonzero) digits is 2160000, while the sum is 45.

The spelling of 4455123632505 in words is "four trillion, four hundred fifty-five billion, one hundred twenty-three million, six hundred thirty-two thousand, five hundred five".