78800006455 has 8 divisors (see below), whose sum is σ = 94563406800. Its totient is φ = 63037739136.

The previous prime is 78800006447. The next prime is 78800006471. The reversal of 78800006455 is 55460000887.

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 78800006455 - 2³ = 78800006447 is a prime.

It is a congruent number.

It is an unprimeable number.

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, 121890 + ... + 415279.

It is an arithmetic number, because the mean of its divisors is an integer number (11820425850).

Almost surely, 2^78800006455 is an apocalyptic number.

78800006455 is a deficient number, since it is larger than the sum of its proper divisors (15763400345).

78800006455 is a wasteful number, since it uses less digits than its factorization.

78800006455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 566513.

The product of its (nonzero) digits is 268800, while the sum is 43.

The spelling of 78800006455 in words is "seventy-eight billion, eight hundred million, six thousand, four hundred fifty-five".