422671703445 has 16 divisors (see below), whose sum is σ = 751416361920. Its totient is φ = 225424908432.

The previous prime is 422671703383. The next prime is 422671703471. The reversal of 422671703445 is 544307176224.

422671703445 is a `hidden beast` number, since 42 + 267 + 1 + 7 + 0 + 344 + 5 = 666.

It is not a de Polignac number, because 422671703445 - 2⁸ = 422671703189 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 422671703445.

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 15 ways as a sum of consecutive naturals, for example, 1565450619 + ... + 1565450888.

It is an arithmetic number, because the mean of its divisors is an integer number (46963522620).

Almost surely, 2^422671703445 is an apocalyptic number.

422671703445 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

422671703445 is a deficient number, since it is larger than the sum of its proper divisors (328744658475).

422671703445 is a wasteful number, since it uses less digits than its factorization.

422671703445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3130901521 (or 3130901515 counting only the distinct ones).

The product of its (nonzero) digits is 1128960, while the sum is 45.

Adding to 422671703445 its reverse (544307176224), we get a palindrome (966978879669).

The spelling of 422671703445 in words is "four hundred twenty-two billion, six hundred seventy-one million, seven hundred three thousand, four hundred forty-five".