1422454449198 has 16 divisors (see below), whose sum is σ = 2994640945920. Its totient is φ = 449196141816.

The previous prime is 1422454449187. The next prime is 1422454449239. The reversal of 1422454449198 is 8919444542241.

It is a Harshad number since it is a multiple of its sum of digits (57).

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, 6238835190 + ... + 6238835417.

It is an arithmetic number, because the mean of its divisors is an integer number (187165059120).

Almost surely, 2^{1422454449198} is an apocalyptic number.

1422454449198 is an abundant number, since it is smaller than the sum of its proper divisors (1572186496722).

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

1422454449198 is a wasteful number, since it uses less digits than its factorization.

1422454449198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12477670631.

The product of its digits is 13271040, while the sum is 57.

The spelling of 1422454449198 in words is "one trillion, four hundred twenty-two billion, four hundred fifty-four million, four hundred forty-nine thousand, one hundred ninety-eight".