78045858311443 has 12 divisors (see below), whose sum is σ = 86819509027944. Its totient is φ = 70095951596000.

The previous prime is 78045858311423. The next prime is 78045858311459. The reversal of 78045858311443 is 34411385854087.

It is not a de Polignac number, because 78045858311443 - 2²⁵ = 78045824757011 is a prime.

It is not an unprimeable number, because it can be changed into a prime (78045858311423) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3885574858 + ... + 3885594943.

It is an arithmetic number, because the mean of its divisors is an integer number (7234959085662).

Almost surely, 2^{78045858311443} is an apocalyptic number.

78045858311443 is a deficient number, since it is larger than the sum of its proper divisors (8773650716501).

78045858311443 is a wasteful number, since it uses less digits than its factorization.

78045858311443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7771169906 (or 7771169895 counting only the distinct ones).

The product of its (nonzero) digits is 51609600, while the sum is 61.

The spelling of 78045858311443 in words is "seventy-eight trillion, forty-five billion, eight hundred fifty-eight million, three hundred eleven thousand, four hundred forty-three".