3458778543 has 16 divisors (see below), whose sum is σ = 5589945600. Its totient is φ = 2096229240.

The previous prime is 3458778541. The next prime is 3458778559.

It is a happy number.

3458778543 is a `hidden beast` number, since 3 + 4 + 587 + 7 + 8 + 54 + 3 = 666.

3458778543 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 3458778543 - 2¹ = 3458778541 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3458778543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3458778541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5822563 + ... + 5823156.

It is an arithmetic number, because the mean of its divisors is an integer number (349371600).

Almost surely, 2^3458778543 is an apocalyptic number.

3458778543 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

3458778543 is a deficient number, since it is larger than the sum of its proper divisors (2131167057).

3458778543 is a wasteful number, since it uses less digits than its factorization.

3458778543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11645739 (or 11645733 counting only the distinct ones).

The product of its digits is 11289600, while the sum is 54.

The square root of 3458778543 is about 58811.3810669330. The cubic root of 3458778543 is about 1512.3103301355.

The spelling of 3458778543 in words is "three billion, four hundred fifty-eight million, seven hundred seventy-eight thousand, five hundred forty-three".