8678955474019 has 4 divisors (see below), whose sum is σ = 8686304294400. Its totient is φ = 8671606653640.

The previous prime is 8678955473927. The next prime is 8678955474067. The reversal of 8678955474019 is 9104745598768.

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

It is a cyclic number.

It is not a de Polignac number, because 8678955474019 - 2¹¹ = 8678955471971 is a prime.

It is a super-2 number, since 2×8678955474019² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8678955474419) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3674408419 + ... + 3674410780.

It is an arithmetic number, because the mean of its divisors is an integer number (2171576073600).

Almost surely, 2^{8678955474019} is an apocalyptic number.

8678955474019 is a deficient number, since it is larger than the sum of its proper divisors (7348820381).

8678955474019 is a wasteful number, since it uses less digits than its factorization.

8678955474019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7348820380.

The product of its (nonzero) digits is 609638400, while the sum is 73.

The spelling of 8678955474019 in words is "eight trillion, six hundred seventy-eight billion, nine hundred fifty-five million, four hundred seventy-four thousand, nineteen".