704655403421 has 8 divisors (see below), whose sum is σ = 724516074240. Its totient is φ = 684837676368.

The previous prime is 704655403391. The next prime is 704655403451. The reversal of 704655403421 is 124304556407.

It is an interprime number because it is at equal distance from previous prime (704655403391) and next prime (704655403451).

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-704655403421 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (704655403451) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 10702661 + ... + 10768298.

It is an arithmetic number, because the mean of its divisors is an integer number (90564509280).

Almost surely, 2^704655403421 is an apocalyptic number.

It is an amenable number.

704655403421 is a deficient number, since it is larger than the sum of its proper divisors (19860670819).

704655403421 is a wasteful number, since it uses less digits than its factorization.

704655403421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21471883.

The product of its (nonzero) digits is 403200, while the sum is 41.

Adding to 704655403421 its reverse (124304556407), we get a palindrome (828959959828).

The spelling of 704655403421 in words is "seven hundred four billion, six hundred fifty-five million, four hundred three thousand, four hundred twenty-one".