689302699662 has 24 divisors (see below), whose sum is σ = 1441150830504. Its totient is φ = 219777671344.

The previous prime is 689302699651. The next prime is 689302699669. The reversal of 689302699662 is 266996203986.

It is a super-2 number, since 2×689302699662² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 689302699593 and 689302699602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (689302699669) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 108582633 + ... + 108588980.

It is an arithmetic number, because the mean of its divisors is an integer number (60047951271).

Almost surely, 2^689302699662 is an apocalyptic number.

689302699662 is an abundant number, since it is smaller than the sum of its proper divisors (751848130842).

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

689302699662 is a wasteful number, since it uses less digits than its factorization.

689302699662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217171664 (or 217171641 counting only the distinct ones).

The product of its (nonzero) digits is 90699264, while the sum is 66.

The spelling of 689302699662 in words is "six hundred eighty-nine billion, three hundred two million, six hundred ninety-nine thousand, six hundred sixty-two".