12422015451 has 12 divisors (see below), whose sum is σ = 17946243328. Its totient is φ = 8279805744.

The previous prime is 12422015429. The next prime is 12422015497. The reversal of 12422015451 is 15451022421.

It is a happy number.

12422015451 is a `hidden beast` number, since 1 + 2 + 4 + 2 + 201 + 5 + 451 = 666.

It is not a de Polignac number, because 12422015451 - 2⁶ = 12422015387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12422013451) 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 11 ways as a sum of consecutive naturals, for example, 75880 + ... + 174933.

Almost surely, 2^12422015451 is an apocalyptic number.

12422015451 is a deficient number, since it is larger than the sum of its proper divisors (5524227877).

12422015451 is a wasteful number, since it uses less digits than its factorization.

12422015451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256322 (or 256319 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 27.

Adding to 12422015451 its reverse (15451022421), we get a palindrome (27873037872).

The spelling of 12422015451 in words is "twelve billion, four hundred twenty-two million, fifteen thousand, four hundred fifty-one".