78413554343 has 8 divisors (see below), whose sum is σ = 81149494800. Its totient is φ = 75679748928.

The previous prime is 78413554327. The next prime is 78413554403. The reversal of 78413554343 is 34345531487.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 78413554343 - 2⁴ = 78413554327 is a prime.

It is a super-2 number, since 2×78413554343² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (78413554313) 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 7 ways as a sum of consecutive naturals, for example, 458846 + ... + 606107.

It is an arithmetic number, because the mean of its divisors is an integer number (10143686850).

Almost surely, 2^78413554343 is an apocalyptic number.

78413554343 is a deficient number, since it is larger than the sum of its proper divisors (2735940457).

78413554343 is a wasteful number, since it uses less digits than its factorization.

78413554343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1067521.

The product of its digits is 2419200, while the sum is 47.

The spelling of 78413554343 in words is "seventy-eight billion, four hundred thirteen million, five hundred fifty-four thousand, three hundred forty-three".