699828101988 has 24 divisors (see below), whose sum is σ = 1633156653408. Its totient is φ = 233243974656.

The previous prime is 699828101911. The next prime is 699828102047. The reversal of 699828101988 is 889101828996.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3916381 + ... + 4091172.

It is an arithmetic number, because the mean of its divisors is an integer number (68048193892).

Almost surely, 2^699828101988 is an apocalyptic number.

It is an amenable number.

699828101988 is an abundant number, since it is smaller than the sum of its proper divisors (933328551420).

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

699828101988 is a wasteful number, since it uses less digits than its factorization.

699828101988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8014843 (or 8014841 counting only the distinct ones).

The product of its (nonzero) digits is 35831808, while the sum is 69.

The spelling of 699828101988 in words is "six hundred ninety-nine billion, eight hundred twenty-eight million, one hundred one thousand, nine hundred eighty-eight".