734800661552 has 20 divisors (see below), whose sum is σ = 1423704844320. Its totient is φ = 367392959808.

The previous prime is 734800661549. The next prime is 734800661561. The reversal of 734800661552 is 255166008437.

It is a junction number, because it is equal to n+sod(n) for n = 734800661497 and 734800661506.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 411818 + ... + 1280310.

It is an arithmetic number, because the mean of its divisors is an integer number (71185242216).

Almost surely, 2^734800661552 is an apocalyptic number.

It is an amenable number.

734800661552 is a deficient number, since it is larger than the sum of its proper divisors (688904182768).

734800661552 is a wasteful number, since it uses less digits than its factorization.

734800661552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 921380 (or 921374 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 47.

Adding to 734800661552 its reverse (255166008437), we get a palindrome (989966669989).

The spelling of 734800661552 in words is "seven hundred thirty-four billion, eight hundred million, six hundred sixty-one thousand, five hundred fifty-two".