1422154044546 has 16 divisors (see below), whose sum is σ = 2860022500608. Its totient is φ = 471432279600.

The previous prime is 1422154044541. The next prime is 1422154044611. The reversal of 1422154044546 is 6454404512241.

It is a happy number.

It is a super-2 number, since 2×1422154044546² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1422154044498 and 1422154044507.

It is not an unprimeable number, because it can be changed into a prime (1422154044541) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 654765970 + ... + 654768141.

It is an arithmetic number, because the mean of its divisors is an integer number (178751406288).

Almost surely, 2^{1422154044546} is an apocalyptic number.

1422154044546 is an abundant number, since it is smaller than the sum of its proper divisors (1437868456062).

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

1422154044546 is a wasteful number, since it uses less digits than its factorization.

1422154044546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1309534297.

The product of its (nonzero) digits is 614400, while the sum is 42.

Adding to 1422154044546 its reverse (6454404512241), we get a palindrome (7876558556787).

The spelling of 1422154044546 in words is "one trillion, four hundred twenty-two billion, one hundred fifty-four million, forty-four thousand, five hundred forty-six".