1422263315772 has 144 divisors (see below), whose sum is σ = 4085228784000. Its totient is φ = 413596326528.

The previous prime is 1422263315749. The next prime is 1422263315801. The reversal of 1422263315772 is 2775133622241.

1422263315772 is a `hidden beast` number, since 1 + 4 + 2 + 2 + 2 + 633 + 1 + 5 + 7 + 7 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3534879 + ... + 3916617.

Almost surely, 2^{1422263315772} is an apocalyptic number.

1422263315772 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1422263315772, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2042614392000).

1422263315772 is an abundant number, since it is smaller than the sum of its proper divisors (2662965468228).

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

1422263315772 is a wasteful number, since it uses less digits than its factorization.

1422263315772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 382200 (or 382195 counting only the distinct ones).

The product of its digits is 846720, while the sum is 45.

The spelling of 1422263315772 in words is "one trillion, four hundred twenty-two billion, two hundred sixty-three million, three hundred fifteen thousand, seven hundred seventy-two".