2161460624543 has 16 divisors (see below), whose sum is σ = 2381748268032. Its totient is φ = 1945145460000.

The previous prime is 2161460624503. The next prime is 2161460624549. The reversal of 2161460624543 is 3454260641612.

It is a cyclic number.

It is not a de Polignac number, because 2161460624543 - 2¹⁰ = 2161460623519 is a prime.

It is a super-2 number, since 2×2161460624543² (a number of 25 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 = 2161460624494 and 2161460624503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2161460624549) 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, 5854730 + ... + 6212952.

It is an arithmetic number, because the mean of its divisors is an integer number (148859266752).

Almost surely, 2^{2161460624543} is an apocalyptic number.

2161460624543 is a deficient number, since it is larger than the sum of its proper divisors (220287643489).

2161460624543 is a wasteful number, since it uses less digits than its factorization.

2161460624543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 363766.

The product of its (nonzero) digits is 829440, while the sum is 44.

The spelling of 2161460624543 in words is "two trillion, one hundred sixty-one billion, four hundred sixty million, six hundred twenty-four thousand, five hundred forty-three".