422103403989 has 32 divisors (see below), whose sum is σ = 658855142400. Its totient is φ = 266346915120.

The previous prime is 422103403973. The next prime is 422103404083. The reversal of 422103403989 is 989304301224.

422103403989 is a `hidden beast` number, since 4 + 2 + 210 + 3 + 40 + 398 + 9 = 666.

It is not a de Polignac number, because 422103403989 - 2⁴ = 422103403973 is a prime.

It is a super-2 number, since 2×422103403989² (a number of 24 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422103403919) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 182592 + ... + 936774.

It is an arithmetic number, because the mean of its divisors is an integer number (20589223200).

Almost surely, 2^422103403989 is an apocalyptic number.

It is an amenable number.

422103403989 is a deficient number, since it is larger than the sum of its proper divisors (236751738411).

422103403989 is a wasteful number, since it uses less digits than its factorization.

422103403989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 755302 (or 755296 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 45.

The spelling of 422103403989 in words is "four hundred twenty-two billion, one hundred three million, four hundred three thousand, nine hundred eighty-nine".