1422104154644 has 6 divisors (see below), whose sum is σ = 2488682270634. Its totient is φ = 711052077320.

The previous prime is 1422104154629. The next prime is 1422104154703. The reversal of 1422104154644 is 4464514012241.

It can be written as a sum of positive squares in only one way, i.e., 922272122500 + 499832032144 = 960350^2 + 706988^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1422104154598 and 1422104154607.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177763019327 + ... + 177763019334.

It is an arithmetic number, because the mean of its divisors is an integer number (414780378439).

Almost surely, 2^{1422104154644} is an apocalyptic number.

It is an amenable number.

1422104154644 is a deficient number, since it is larger than the sum of its proper divisors (1066578115990).

1422104154644 is a wasteful number, since it uses less digits than its factorization.

1422104154644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 355526038665 (or 355526038663 counting only the distinct ones).

The product of its (nonzero) digits is 122880, while the sum is 38.

Adding to 1422104154644 its reverse (4464514012241), we get a palindrome (5886618166885).

The spelling of 1422104154644 in words is "one trillion, four hundred twenty-two billion, one hundred four million, one hundred fifty-four thousand, six hundred forty-four".