8007578028055 has 4 divisors (see below), whose sum is σ = 9609093633672. Its totient is φ = 6406062422440.

The previous prime is 8007578028049. The next prime is 8007578028061. The reversal of 8007578028055 is 5508208757008.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (8007578028049) and next prime (8007578028061).

It is not a de Polignac number, because 8007578028055 - 2⁷ = 8007578027927 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 8007578027987 and 8007578028005.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 800757802801 + ... + 800757802810.

It is an arithmetic number, because the mean of its divisors is an integer number (2402273408418).

Almost surely, 2^{8007578028055} is an apocalyptic number.

8007578028055 is a deficient number, since it is larger than the sum of its proper divisors (1601515605617).

8007578028055 is a wasteful number, since it uses less digits than its factorization.

8007578028055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1601515605616.

The product of its (nonzero) digits is 6272000, while the sum is 55.

The spelling of 8007578028055 in words is "eight trillion, seven billion, five hundred seventy-eight million, twenty-eight thousand, fifty-five".