128317555213622 has 16 divisors (see below), whose sum is σ = 196658900600832. Its totient is φ = 62765801217000.

The previous prime is 128317555213447. The next prime is 128317555213657. The reversal of 128317555213622 is 226312555713821.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 303004838 + ... + 303428025.

It is an arithmetic number, because the mean of its divisors is an integer number (12291181287552).

Almost surely, 2^{128317555213622} is an apocalyptic number.

128317555213622 is a deficient number, since it is larger than the sum of its proper divisors (68341345387210).

128317555213622 is a wasteful number, since it uses less digits than its factorization.

128317555213622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 606435163.

The product of its digits is 6048000, while the sum is 53.

The spelling of 128317555213622 in words is "one hundred twenty-eight trillion, three hundred seventeen billion, five hundred fifty-five million, two hundred thirteen thousand, six hundred twenty-two".