1422157707312 has 80 divisors (see below), whose sum is σ = 3887309112960. Its totient is φ = 446775422976.

The previous prime is 1422157707307. The next prime is 1422157707319. The reversal of 1422157707312 is 2137077512241.

It is not an unprimeable number, because it can be changed into a prime (1422157707319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3863838 + ... + 4215869.

It is an arithmetic number, because the mean of its divisors is an integer number (48591363912).

Almost surely, 2^{1422157707312} is an apocalyptic number.

1422157707312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1422157707312 is an abundant number, since it is smaller than the sum of its proper divisors (2465151405648).

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

1422157707312 is a wasteful number, since it uses less digits than its factorization.

1422157707312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8079930 (or 8079924 counting only the distinct ones).

The product of its (nonzero) digits is 164640, while the sum is 42.

The spelling of 1422157707312 in words is "one trillion, four hundred twenty-two billion, one hundred fifty-seven million, seven hundred seven thousand, three hundred twelve".