546156651645 has 128 divisors (see below), whose sum is σ = 1094147412480. Its totient is φ = 256152637440.

The previous prime is 546156651631. The next prime is 546156651661.

546156651645 is a `hidden beast` number, since 5 + 4 + 61 + 5 + 66 + 516 + 4 + 5 = 666.

546156651645 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 546156651645 - 2¹² = 546156647549 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 546156651591 and 546156651600.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 9476757 + ... + 9534213.

It is an arithmetic number, because the mean of its divisors is an integer number (8548026660).

Almost surely, 2^546156651645 is an apocalyptic number.

546156651645 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

546156651645 is an abundant number, since it is smaller than the sum of its proper divisors (547990760835).

546156651645 is a wasteful number, since it uses less digits than its factorization.

546156651645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57692 (or 57686 counting only the distinct ones).

The product of its digits is 12960000, while the sum is 54.

The spelling of 546156651645 in words is "five hundred forty-six billion, one hundred fifty-six million, six hundred fifty-one thousand, six hundred forty-five".