66314066571622 has 16 divisors (see below), whose sum is σ = 99499629074400. Its totient is φ = 33147524002752.

The previous prime is 66314066571619. The next prime is 66314066571631. The reversal of 66314066571622 is 22617566041366.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 379755343 + ... + 379929925.

It is an arithmetic number, because the mean of its divisors is an integer number (6218726817150).

Almost surely, 2^{66314066571622} is an apocalyptic number.

66314066571622 is a deficient number, since it is larger than the sum of its proper divisors (33185562502778).

66314066571622 is a wasteful number, since it uses less digits than its factorization.

66314066571622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227967.

The product of its (nonzero) digits is 13063680, while the sum is 55.

The spelling of 66314066571622 in words is "sixty-six trillion, three hundred fourteen billion, sixty-six million, five hundred seventy-one thousand, six hundred twenty-two".