422623645437 has 16 divisors (see below), whose sum is σ = 666204762240. Its totient is φ = 233171666112.

The previous prime is 422623645417. The next prime is 422623645441. The reversal of 422623645437 is 734546326224.

It is not a de Polignac number, because 422623645437 - 2⁶ = 422623645373 is a prime.

It is a super-3 number, since 3×422623645437³ (a number of 36 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422623645417) 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, 346981038 + ... + 346982255.

It is an arithmetic number, because the mean of its divisors is an integer number (41637797640).

Almost surely, 2^422623645437 is an apocalyptic number.

It is an amenable number.

422623645437 is a deficient number, since it is larger than the sum of its proper divisors (243581116803).

422623645437 is a wasteful number, since it uses less digits than its factorization.

422623645437 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 693963332.

The product of its digits is 5806080, while the sum is 48.

The spelling of 422623645437 in words is "four hundred twenty-two billion, six hundred twenty-three million, six hundred forty-five thousand, four hundred thirty-seven".