1422435655542 has 64 divisors (see below), whose sum is σ = 3139032994560. Its totient is φ = 426118512000.

The previous prime is 1422435655499. The next prime is 1422435655549. The reversal of 1422435655542 is 2455565342241.

It is a junction number, because it is equal to n+sod(n) for n = 1422435655491 and 1422435655500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1422435655549) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4189509 + ... + 4516287.

It is an arithmetic number, because the mean of its divisors is an integer number (49047390540).

Almost surely, 2^{1422435655542} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1422435655542, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1569516497280).

1422435655542 is an abundant number, since it is smaller than the sum of its proper divisors (1716597339018).

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

1422435655542 is a wasteful number, since it uses less digits than its factorization.

1422435655542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 327549.

The product of its digits is 5760000, while the sum is 48.

The spelling of 1422435655542 in words is "one trillion, four hundred twenty-two billion, four hundred thirty-five million, six hundred fifty-five thousand, five hundred forty-two".