422660820527 has 16 divisors (see below), whose sum is σ = 477322137600. Its totient is φ = 370776808800.

The previous prime is 422660820493. The next prime is 422660820557. The reversal of 422660820527 is 725028066224.

It is a cyclic number.

It is not a de Polignac number, because 422660820527 - 2¹⁴ = 422660804143 is a prime.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422660820557) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1656743 + ... + 1894760.

It is an arithmetic number, because the mean of its divisors is an integer number (29832633600).

Almost surely, 2^422660820527 is an apocalyptic number.

422660820527 is a deficient number, since it is larger than the sum of its proper divisors (54661317073).

422660820527 is a wasteful number, since it uses less digits than its factorization.

422660820527 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3551894.

The product of its (nonzero) digits is 645120, while the sum is 44.

The spelling of 422660820527 in words is "four hundred twenty-two billion, six hundred sixty million, eight hundred twenty thousand, five hundred twenty-seven".