2245691356889 has 8 divisors (see below), whose sum is σ = 2345477003520. Its totient is φ = 2147963146416.

The previous prime is 2245691356837. The next prime is 2245691356919. The reversal of 2245691356889 is 9886531965422.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2245691356889 - 2⁸ = 2245691356633 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2245691356819) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 514356809 + ... + 514361174.

It is an arithmetic number, because the mean of its divisors is an integer number (293184625440).

Almost surely, 2^{2245691356889} is an apocalyptic number.

It is an amenable number.

2245691356889 is a deficient number, since it is larger than the sum of its proper divisors (99785646631).

2245691356889 is a wasteful number, since it uses less digits than its factorization.

2245691356889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1028718079.

The product of its digits is 223948800, while the sum is 68.

The spelling of 2245691356889 in words is "two trillion, two hundred forty-five billion, six hundred ninety-one million, three hundred fifty-six thousand, eight hundred eighty-nine".