4551505422720 has 64 divisors (see below), whose sum is σ = 14507923541040. Its totient is φ = 1213734778880.

The previous prime is 4551505422707. The next prime is 4551505422721. The reversal of 4551505422720 is 272245051554.

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-2 number, since 2×4551505422720² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4551505422721) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1185285951 + ... + 1185289790.

Almost surely, 2^{4551505422720} is an apocalyptic number.

4551505422720 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4551505422720 is an abundant number, since it is smaller than the sum of its proper divisors (9956418118320).

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

4551505422720 is a wasteful number, since it uses less digits than its factorization.

4551505422720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2370575763 (or 2370575751 counting only the distinct ones).

The product of its (nonzero) digits is 560000, while the sum is 42.

The spelling of 4551505422720 in words is "four trillion, five hundred fifty-one billion, five hundred five million, four hundred twenty-two thousand, seven hundred twenty".