69678797859 has 16 divisors (see below), whose sum is σ = 112612199040. Its totient is φ = 42229574280.

The previous prime is 69678797813. The next prime is 69678797879. The reversal of 69678797859 is 95879787696.

It is not a de Polignac number, because 69678797859 - 2²⁰ = 69677749283 is a prime.

It is not an unprimeable number, because it can be changed into a prime (69678797809) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 117304077 + ... + 117304670.

It is an arithmetic number, because the mean of its divisors is an integer number (7038262440).

Almost surely, 2^69678797859 is an apocalyptic number.

69678797859 is a deficient number, since it is larger than the sum of its proper divisors (42933401181).

69678797859 is a wasteful number, since it uses less digits than its factorization.

69678797859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234608767 (or 234608761 counting only the distinct ones).

The product of its digits is 2880541440, while the sum is 81.

The spelling of 69678797859 in words is "sixty-nine billion, six hundred seventy-eight million, seven hundred ninety-seven thousand, eight hundred fifty-nine".