698604683040 has 384 divisors, whose sum is σ = 2824308829440. Its totient is φ = 159396249600.

The previous prime is 698604683039. The next prime is 698604683131. The reversal of 698604683040 is 40386406896.

698604683040 is a `hidden beast` number, since 6 + 98 + 60 + 468 + 30 + 4 + 0 = 666.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (54).

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 63 ways as a sum of consecutive naturals, for example, 375450 + ... + 1240230.

It is an arithmetic number, because the mean of its divisors is an integer number (7354970910).

Almost surely, 2^698604683040 is an apocalyptic number.

698604683040 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 698604683040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1412154414720).

698604683040 is an abundant number, since it is smaller than the sum of its proper divisors (2125704146400).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

698604683040 is a wasteful number, since it uses less digits than its factorization.

698604683040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 864833 (or 864819 counting only the distinct ones).

The product of its (nonzero) digits is 5971968, while the sum is 54.

The spelling of 698604683040 in words is "six hundred ninety-eight billion, six hundred four million, six hundred eighty-three thousand, forty".