422278950156 has 48 divisors (see below), whose sum is σ = 1132820215296. Its totient is φ = 119928662784.

The previous prime is 422278950139. The next prime is 422278950167. The reversal of 422278950156 is 651059872224.

It is a hoax number, since the sum of its digits (51) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 422278950099 and 422278950108.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15037261 + ... + 15065316.

It is an arithmetic number, because the mean of its divisors is an integer number (23600421152).

Almost surely, 2^422278950156 is an apocalyptic number.

It is an amenable number.

422278950156 is an abundant number, since it is smaller than the sum of its proper divisors (710541265140).

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

422278950156 is a wasteful number, since it uses less digits than its factorization.

422278950156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30102758 (or 30102756 counting only the distinct ones).

The product of its (nonzero) digits is 2419200, while the sum is 51.

The spelling of 422278950156 in words is "four hundred twenty-two billion, two hundred seventy-eight million, nine hundred fifty thousand, one hundred fifty-six".