549846648945 has 48 divisors (see below), whose sum is σ = 1040049504000. Its totient is φ = 266505269760.

The previous prime is 549846648907. The next prime is 549846648983.

549846648945 is a `hidden beast` number, since 5 + 4 + 9 + 84 + 66 + 489 + 4 + 5 = 666.

549846648945 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (549846648907) and next prime (549846648983).

It is not a de Polignac number, because 549846648945 - 2⁶ = 549846648881 is a prime.

It is a super-2 number, since 2×549846648945² (a number of 24 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1349256 + ... + 1708854.

It is an arithmetic number, because the mean of its divisors is an integer number (21667698000).

Almost surely, 2^549846648945 is an apocalyptic number.

549846648945 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

549846648945 is a deficient number, since it is larger than the sum of its proper divisors (490202855055).

549846648945 is a wasteful number, since it uses less digits than its factorization.

549846648945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 362710 (or 362707 counting only the distinct ones).

The product of its digits is 1194393600, while the sum is 72.

The spelling of 549846648945 in words is "five hundred forty-nine billion, eight hundred forty-six million, six hundred forty-eight thousand, nine hundred forty-five".