1422452443400 has 24 divisors (see below), whose sum is σ = 3307201931370. Its totient is φ = 568980977280.

The previous prime is 1422452443381. The next prime is 1422452443403. The reversal of 1422452443400 is 43442542241.

It can be written as a sum of positive squares in 3 ways, for example, as 1223266968196 + 199185475204 = 1106014^2 + 446302^2 .

It is not an unprimeable number, because it can be changed into a prime (1422452443403) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3556130909 + ... + 3556131308.

Almost surely, 2^{1422452443400} is an apocalyptic number.

1422452443400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1422452443400 is an abundant number, since it is smaller than the sum of its proper divisors (1884749487970).

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

1422452443400 is a wasteful number, since it uses less digits than its factorization.

1422452443400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7112262233 (or 7112262224 counting only the distinct ones).

The product of its (nonzero) digits is 122880, while the sum is 35.

Adding to 1422452443400 its reverse (43442542241), we get a palindrome (1465894985641).

The spelling of 1422452443400 in words is "one trillion, four hundred twenty-two billion, four hundred fifty-two million, four hundred forty-three thousand, four hundred".