22706473451 has 2 divisors, whose sum is σ = 22706473452. Its totient is φ = 22706473450.

The previous prime is 22706473429. The next prime is 22706473483. The reversal of 22706473451 is 15437460722.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22706473451 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22706473399 and 22706473408.

It is not a weakly prime, because it can be changed into another prime (22706473421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11353236725 + 11353236726.

It is an arithmetic number, because the mean of its divisors is an integer number (11353236726).

Almost surely, 2^22706473451 is an apocalyptic number.

22706473451 is a deficient number, since it is larger than the sum of its proper divisors (1).

22706473451 is an equidigital number, since it uses as much as digits as its factorization.

22706473451 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 282240, while the sum is 41.

The spelling of 22706473451 in words is "twenty-two billion, seven hundred six million, four hundred seventy-three thousand, four hundred fifty-one".