63442917457430 has 32 divisors (see below), whose sum is σ = 130714750105920. Its totient is φ = 21717923143680.

The previous prime is 63442917457411. The next prime is 63442917457441. The reversal of 63442917457430 is 3475471924436.

It is a self number, because there is not a number n which added to its sum of digits gives 63442917457430.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 706918775 + ... + 707008514.

It is an arithmetic number, because the mean of its divisors is an integer number (4084835940810).

Almost surely, 2^{63442917457430} is an apocalyptic number.

63442917457430 is an abundant number, since it is smaller than the sum of its proper divisors (67271832648490).

63442917457430 is a wasteful number, since it uses less digits than its factorization.

63442917457430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1413927944.

The product of its (nonzero) digits is 60963840, while the sum is 59.

The spelling of 63442917457430 in words is "sixty-three trillion, four hundred forty-two billion, nine hundred seventeen million, four hundred fifty-seven thousand, four hundred thirty".