546445565544645 has 96 divisors (see below), whose sum is σ = 1044971346811392. Its totient is φ = 262456472871936.

The previous prime is 546445565544643. The next prime is 546445565544647.

546445565544645 is a `hidden beast` number, since 5 + 4 + 6 + 4 + 4 + 5 + 5 + 6 + 554 + 4 + 64 + 5 = 666.

546445565544645 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (546445565544643) and next prime (546445565544647).

It is not a de Polignac number, because 546445565544645 - 2¹ = 546445565544643 is a prime.

It is a super-2 number, since 2×546445565544645² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (546445565544643) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 8883892 + ... + 34231778.

It is an arithmetic number, because the mean of its divisors is an integer number (10885118195952).

Almost surely, 2^{546445565544645} is an apocalyptic number.

It is an amenable number.

546445565544645 is a deficient number, since it is larger than the sum of its proper divisors (498525781266747).

546445565544645 is a wasteful number, since it uses less digits than its factorization.

546445565544645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25348811 (or 25348808 counting only the distinct ones).

The product of its digits is 13824000000, while the sum is 72.

The spelling of 546445565544645 in words is "five hundred forty-six trillion, four hundred forty-five billion, five hundred sixty-five million, five hundred forty-four thousand, six hundred forty-five".