698085790078 has 8 divisors (see below), whose sum is σ = 1047395209680. Its totient is φ = 348954053520.

The previous prime is 698085790069. The next prime is 698085790079. The reversal of 698085790078 is 870097580896.

698085790078 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 698085789995 and 698085790022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (698085790079) 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, 44410938 + ... + 44426653.

It is an arithmetic number, because the mean of its divisors is an integer number (130924401210).

Almost surely, 2^698085790078 is an apocalyptic number.

698085790078 is a deficient number, since it is larger than the sum of its proper divisors (349309419602).

698085790078 is a wasteful number, since it uses less digits than its factorization.

698085790078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88841522.

The product of its (nonzero) digits is 60963840, while the sum is 67.

The spelling of 698085790078 in words is "six hundred ninety-eight billion, eighty-five million, seven hundred ninety thousand, seventy-eight".