105546461543 has 16 divisors (see below), whose sum is σ = 107894075520. Its totient is φ = 103218818400.

The previous prime is 105546461513. The next prime is 105546461557. The reversal of 105546461543 is 345164645501.

It is a cyclic number.

It is not a de Polignac number, because 105546461543 - 2⁸ = 105546461287 is a prime.

It is a super-2 number, since 2×105546461543² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 105546461494 and 105546461503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105546461513) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9793748 + ... + 9804518.

It is an arithmetic number, because the mean of its divisors is an integer number (6743379720).

Almost surely, 2^105546461543 is an apocalyptic number.

105546461543 is a deficient number, since it is larger than the sum of its proper divisors (2347613977).

105546461543 is a wasteful number, since it uses less digits than its factorization.

105546461543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11678.

The product of its (nonzero) digits is 864000, while the sum is 44.

The spelling of 105546461543 in words is "one hundred five billion, five hundred forty-six million, four hundred sixty-one thousand, five hundred forty-three".