345894498543 has 16 divisors (see below), whose sum is σ = 524994022656. Its totient is φ = 200518549440.

The previous prime is 345894498539. The next prime is 345894498559.

345894498543 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 345894498543 - 2² = 345894498539 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345894498563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 227861230 + ... + 227862747.

It is an arithmetic number, because the mean of its divisors is an integer number (32812126416).

Almost surely, 2^345894498543 is an apocalyptic number.

345894498543 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

345894498543 is a deficient number, since it is larger than the sum of its proper divisors (179099524113).

345894498543 is a wasteful number, since it uses less digits than its factorization.

345894498543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 455724014.

The product of its digits is 298598400, while the sum is 66.

The spelling of 345894498543 in words is "three hundred forty-five billion, eight hundred ninety-four million, four hundred ninety-eight thousand, five hundred forty-three".