1422101561646 has 16 divisors (see below), whose sum is σ = 3011509189584. Its totient is φ = 446149509504.

The previous prime is 1422101561591. The next prime is 1422101561651. The reversal of 1422101561646 is 6461651012241.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6971085985 + ... + 6971086188.

It is an arithmetic number, because the mean of its divisors is an integer number (188219324349).

Almost surely, 2^{1422101561646} is an apocalyptic number.

1422101561646 is an abundant number, since it is smaller than the sum of its proper divisors (1589407627938).

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

1422101561646 is a wasteful number, since it uses less digits than its factorization.

1422101561646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13942172195.

The product of its (nonzero) digits is 69120, while the sum is 39.

Adding to 1422101561646 its reverse (6461651012241), we get a palindrome (7883752573887).

The spelling of 1422101561646 in words is "one trillion, four hundred twenty-two billion, one hundred one million, five hundred sixty-one thousand, six hundred forty-six".