663348137470 has 8 divisors (see below), whose sum is σ = 1194026647464. Its totient is φ = 265339254984.

The previous prime is 663348137411. The next prime is 663348137531. The reversal of 663348137470 is 74731843366.

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

It is a congruent number.

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, 33167406864 + ... + 33167406883.

It is an arithmetic number, because the mean of its divisors is an integer number (149253330933).

Almost surely, 2^663348137470 is an apocalyptic number.

663348137470 is a deficient number, since it is larger than the sum of its proper divisors (530678509994).

663348137470 is a wasteful number, since it uses less digits than its factorization.

663348137470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66334813754.

The product of its (nonzero) digits is 6096384, while the sum is 52.

The spelling of 663348137470 in words is "six hundred sixty-three billion, three hundred forty-eight million, one hundred thirty-seven thousand, four hundred seventy".