422540355650 has 192 divisors, whose sum is σ = 924102187008. Its totient is φ = 140768616960.

The previous prime is 422540355649. The next prime is 422540355659. The reversal of 422540355650 is 56553045224.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 422540355598 and 422540355607.

It is not an unprimeable number, because it can be changed into a prime (422540355659) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 807916289 + ... + 807916811.

It is an arithmetic number, because the mean of its divisors is an integer number (4813032224).

Almost surely, 2^422540355650 is an apocalyptic number.

422540355650 is an abundant number, since it is smaller than the sum of its proper divisors (501561831358).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

422540355650 is a wasteful number, since it uses less digits than its factorization.

422540355650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1025 (or 1020 counting only the distinct ones).

The product of its (nonzero) digits is 720000, while the sum is 41.

The spelling of 422540355650 in words is "four hundred twenty-two billion, five hundred forty million, three hundred fifty-five thousand, six hundred fifty".