1625326340227 has 4 divisors (see below), whose sum is σ = 1627902135376. Its totient is φ = 1622750545080.

The previous prime is 1625326340203. The next prime is 1625326340249. The reversal of 1625326340227 is 7220436235261.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1625326340227 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1625326310227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1287896628 + ... + 1287897889.

It is an arithmetic number, because the mean of its divisors is an integer number (406975533844).

Almost surely, 2^{1625326340227} is an apocalyptic number.

1625326340227 is a deficient number, since it is larger than the sum of its proper divisors (2575795149).

1625326340227 is an equidigital number, since it uses as much as digits as its factorization.

1625326340227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2575795148.

The product of its (nonzero) digits is 725760, while the sum is 43.

The spelling of 1625326340227 in words is "one trillion, six hundred twenty-five billion, three hundred twenty-six million, three hundred forty thousand, two hundred twenty-seven".