689993321221041 has 8 divisors (see below), whose sum is σ = 920273908099200. Its totient is φ = 459854140911792.

The previous prime is 689993321221031. The next prime is 689993321221157. The reversal of 689993321221041 is 140122123399986.

It is a happy number.

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

It is not a de Polignac number, because 689993321221041 - 2²² = 689993317026737 is a prime.

It is a super-2 number, since 2×689993321221041² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (689993321221031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35351630841 + ... + 35351650358.

It is an arithmetic number, because the mean of its divisors is an integer number (115034238512400).

Almost surely, 2^{689993321221041} is an apocalyptic number.

It is an amenable number.

689993321221041 is a deficient number, since it is larger than the sum of its proper divisors (230280586878159).

689993321221041 is a wasteful number, since it uses less digits than its factorization.

689993321221041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70703284455.

The product of its (nonzero) digits is 10077696, while the sum is 60.

The spelling of 689993321221041 in words is "six hundred eighty-nine trillion, nine hundred ninety-three billion, three hundred twenty-one million, two hundred twenty-one thousand, forty-one".