548511067428 has 24 divisors (see below), whose sum is σ = 1314449946432. Its totient is φ = 177895481184.

The previous prime is 548511067337. The next prime is 548511067439. The reversal of 548511067428 is 824760115845.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 617692200 + ... + 617693087.

It is an arithmetic number, because the mean of its divisors is an integer number (54768747768).

Almost surely, 2^548511067428 is an apocalyptic number.

It is an amenable number.

548511067428 is an abundant number, since it is smaller than the sum of its proper divisors (765938879004).

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

548511067428 is a wasteful number, since it uses less digits than its factorization.

548511067428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1235385331 (or 1235385329 counting only the distinct ones).

The product of its (nonzero) digits is 2150400, while the sum is 51.

The spelling of 548511067428 in words is "five hundred forty-eight billion, five hundred eleven million, sixty-seven thousand, four hundred twenty-eight".