548426528649 has 6 divisors (see below), whose sum is σ = 792171652506. Its totient is φ = 365617685760.

The previous prime is 548426528627. The next prime is 548426528651. The reversal of 548426528649 is 946825624845.

548426528649 is a `hidden beast` number, since 5 + 4 + 8 + 42 + 6 + 528 + 64 + 9 = 666.

It can be written as a sum of positive squares in only one way, i.e., 457489904400 + 90936624249 = 676380^2 + 301557^2 .

It is not a de Polignac number, because 548426528649 - 2¹¹ = 548426526601 is a prime.

It is not an unprimeable number, because it can be changed into a prime (548424528649) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 30468140472 + ... + 30468140489.

It is an arithmetic number, because the mean of its divisors is an integer number (132028608751).

Almost surely, 2^548426528649 is an apocalyptic number.

It is an amenable number.

548426528649 is a deficient number, since it is larger than the sum of its proper divisors (243745123857).

548426528649 is a wasteful number, since it uses less digits than its factorization.

548426528649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60936280967 (or 60936280964 counting only the distinct ones).

The product of its digits is 132710400, while the sum is 63.

The spelling of 548426528649 in words is "five hundred forty-eight billion, four hundred twenty-six million, five hundred twenty-eight thousand, six hundred forty-nine".