548491776428 has 12 divisors (see below), whose sum is σ = 992959250640. Its totient is φ = 264789133392.

The previous prime is 548491776421. The next prime is 548491776439. The reversal of 548491776428 is 824677194845.

It is a hoax number, since the sum of its digits (65) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (548491776421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2364188576 + ... + 2364188807.

It is an arithmetic number, because the mean of its divisors is an integer number (82746604220).

Almost surely, 2^548491776428 is an apocalyptic number.

548491776428 is a gapful number since it is divisible by the number (58) formed by its first and last digit.

It is an amenable number.

548491776428 is a deficient number, since it is larger than the sum of its proper divisors (444467474212).

548491776428 is a wasteful number, since it uses less digits than its factorization.

548491776428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4728377416 (or 4728377414 counting only the distinct ones).

The product of its digits is 108380160, while the sum is 65.

The spelling of 548491776428 in words is "five hundred forty-eight billion, four hundred ninety-one million, seven hundred seventy-six thousand, four hundred twenty-eight".