422555340052 has 12 divisors (see below), whose sum is σ = 759457570900. Its totient is φ = 205567462656.

The previous prime is 422555340049. The next prime is 422555340083. The reversal of 422555340052 is 250043555224.

It can be written as a sum of positive squares in 2 ways, for example, as 351312256656 + 71243083396 = 592716^2 + 266914^2 .

It is a super-2 number, since 2×422555340052² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a junction number, because it is equal to n+sod(n) for n = 422555339993 and 422555340020.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1427551677 + ... + 1427551972.

Almost surely, 2^422555340052 is an apocalyptic number.

It is an amenable number.

422555340052 is a deficient number, since it is larger than the sum of its proper divisors (336902230848).

422555340052 is a wasteful number, since it uses less digits than its factorization.

422555340052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2855103690 (or 2855103688 counting only the distinct ones).

The product of its (nonzero) digits is 240000, while the sum is 37.

Adding to 422555340052 its reverse (250043555224), we get a palindrome (672598895276).

The spelling of 422555340052 in words is "four hundred twenty-two billion, five hundred fifty-five million, three hundred forty thousand, fifty-two".