1422225647451 has 48 divisors (see below), whose sum is σ = 2543718887424. Its totient is φ = 747106198272.

The previous prime is 1422225647441. The next prime is 1422225647459. The reversal of 1422225647451 is 1547465222241.

1422225647451 is a `hidden beast` number, since 1 + 4 + 22 + 22 + 564 + 7 + 45 + 1 = 666.

It is not a de Polignac number, because 1422225647451 - 2⁵ = 1422225647419 is a prime.

It is a super-2 number, since 2×1422225647451² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1422225647397 and 1422225647406.

It is not an unprimeable number, because it can be changed into a prime (1422225647459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 15395131 + ... + 15487236.

It is an arithmetic number, because the mean of its divisors is an integer number (52994143488).

Almost surely, 2^{1422225647451} is an apocalyptic number.

1422225647451 is a deficient number, since it is larger than the sum of its proper divisors (1121493239973).

1422225647451 is a wasteful number, since it uses less digits than its factorization.

1422225647451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30882440 (or 30882437 counting only the distinct ones).

The product of its digits is 1075200, while the sum is 45.

The spelling of 1422225647451 in words is "one trillion, four hundred twenty-two billion, two hundred twenty-five million, six hundred forty-seven thousand, four hundred fifty-one".