422013246156 has 120 divisors (see below), whose sum is σ = 1137297324240. Its totient is φ = 136392035328.

The previous prime is 422013246131. The next prime is 422013246169. The reversal of 422013246156 is 651642310224.

422013246156 is a `hidden beast` number, since 4 + 2 + 2 + 0 + 1 + 32 + 4 + 615 + 6 = 666.

It is a super-2 number, since 2×422013246156² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 422013246156.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1244260 + ... + 1546676.

It is an arithmetic number, because the mean of its divisors is an integer number (9477477702).

Almost surely, 2^422013246156 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 422013246156, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (568648662120).

422013246156 is an abundant number, since it is smaller than the sum of its proper divisors (715284078084).

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

422013246156 is a wasteful number, since it uses less digits than its factorization.

422013246156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302565 (or 302554 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The spelling of 422013246156 in words is "four hundred twenty-two billion, thirteen million, two hundred forty-six thousand, one hundred fifty-six".