6454548219220 has 48 divisors (see below), whose sum is σ = 13882126104000. Its totient is φ = 2519531030016.

The previous prime is 6454548219209. The next prime is 6454548219247. The reversal of 6454548219220 is 229128454546.

It is a super-2 number, since 2×6454548219220² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2375845 + ... + 4307404.

It is an arithmetic number, because the mean of its divisors is an integer number (289210960500).

Almost surely, 2^{6454548219220} is an apocalyptic number.

It is an amenable number.

6454548219220 is an abundant number, since it is smaller than the sum of its proper divisors (7427577884780).

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

6454548219220 is a wasteful number, since it uses less digits than its factorization.

6454548219220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6684424 (or 6684422 counting only the distinct ones).

The product of its (nonzero) digits is 5529600, while the sum is 52.

The spelling of 6454548219220 in words is "six trillion, four hundred fifty-four billion, five hundred forty-eight million, two hundred nineteen thousand, two hundred twenty".