2245680436929 has 4 divisors (see below), whose sum is σ = 2994240582576. Its totient is φ = 1497120291284.

The previous prime is 2245680436921. The next prime is 2245680436969. The reversal of 2245680436929 is 9296340865422.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2245680436929 - 2³ = 2245680436921 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2245680436921) 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, 374280072819 + ... + 374280072824.

It is an arithmetic number, because the mean of its divisors is an integer number (748560145644).

Almost surely, 2^{2245680436929} is an apocalyptic number.

It is an amenable number.

2245680436929 is a deficient number, since it is larger than the sum of its proper divisors (748560145647).

2245680436929 is an equidigital number, since it uses as much as digits as its factorization.

2245680436929 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 748560145646.

The product of its (nonzero) digits is 44789760, while the sum is 60.

The spelling of 2245680436929 in words is "two trillion, two hundred forty-five billion, six hundred eighty million, four hundred thirty-six thousand, nine hundred twenty-nine".