1688338835053 has 8 divisors (see below), whose sum is σ = 1913906372000. Its totient is φ = 1476442057968.

The previous prime is 1688338835047. The next prime is 1688338835059. The reversal of 1688338835053 is 3505388338861.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1688338835047) and next prime (1688338835059).

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

It is a cyclic number.

It is not a de Polignac number, because 1688338835053 - 2⁵ = 1688338835021 is a prime.

It is a super-2 number, since 2×1688338835053² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1688338834982 and 1688338835000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1688338835059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3417689703 + ... + 3417690196.

It is an arithmetic number, because the mean of its divisors is an integer number (239238296500).

Almost surely, 2^{1688338835053} is an apocalyptic number.

1688338835053 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1688338835053 is a deficient number, since it is larger than the sum of its proper divisors (225567536947).

1688338835053 is a wasteful number, since it uses less digits than its factorization.

1688338835053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6835379931.

The product of its (nonzero) digits is 49766400, while the sum is 61.

The spelling of 1688338835053 in words is "one trillion, six hundred eighty-eight billion, three hundred thirty-eight million, eight hundred thirty-five thousand, fifty-three".