225726001499 has 4 divisors (see below), whose sum is σ = 226529297160. Its totient is φ = 224922705840.

The previous prime is 225726001483. The next prime is 225726001507. The reversal of 225726001499 is 994100627522.

It is a happy number.

225726001499 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 225726001499 - 2⁴ = 225726001483 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (225726000499) 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 3 ways as a sum of consecutive naturals, for example, 401647409 + ... + 401647970.

It is an arithmetic number, because the mean of its divisors is an integer number (56632324290).

Almost surely, 2^225726001499 is an apocalyptic number.

225726001499 is a deficient number, since it is larger than the sum of its proper divisors (803295661).

225726001499 is an equidigital number, since it uses as much as digits as its factorization.

225726001499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 803295660.

The product of its (nonzero) digits is 544320, while the sum is 47.

The spelling of 225726001499 in words is "two hundred twenty-five billion, seven hundred twenty-six million, one thousand, four hundred ninety-nine".