1422621741447 has 12 divisors (see below), whose sum is σ = 2058016286040. Its totient is φ = 946975318128.

The previous prime is 1422621741419. The next prime is 1422621741469. The reversal of 1422621741447 is 7441471262241.

1422621741447 is a `hidden beast` number, since 1 + 4 + 2 + 2 + 621 + 7 + 4 + 14 + 4 + 7 = 666.

It is not a de Polignac number, because 1422621741447 - 2¹⁹ = 1422621217159 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1422621741847) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 119925088 + ... + 119936949.

It is an arithmetic number, because the mean of its divisors is an integer number (171501357170).

Almost surely, 2^{1422621741447} is an apocalyptic number.

1422621741447 is a deficient number, since it is larger than the sum of its proper divisors (635394544593).

1422621741447 is a wasteful number, since it uses less digits than its factorization.

1422621741447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239862702 (or 239862699 counting only the distinct ones).

The product of its digits is 602112, while the sum is 45.

The spelling of 1422621741447 in words is "one trillion, four hundred twenty-two billion, six hundred twenty-one million, seven hundred forty-one thousand, four hundred forty-seven".