543512215345 has 48 divisors (see below), whose sum is σ = 756222578496. Its totient is φ = 371832704000.

The previous prime is 543512215303. The next prime is 543512215369.

543512215345 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 543512215345 - 2¹⁹ = 543511691057 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 543512215298 and 543512215307.

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, 34023210 + ... + 34039180.

It is an arithmetic number, because the mean of its divisors is an integer number (15754637052).

Almost surely, 2^543512215345 is an apocalyptic number.

543512215345 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

543512215345 is a deficient number, since it is larger than the sum of its proper divisors (212710363151).

543512215345 is a wasteful number, since it uses less digits than its factorization.

543512215345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18162 (or 18145 counting only the distinct ones).

The product of its digits is 360000, while the sum is 40.

It can be divided in two parts, 543512 and 215345, that added together give a palindrome (758857).

The spelling of 543512215345 in words is "five hundred forty-three billion, five hundred twelve million, two hundred fifteen thousand, three hundred forty-five".