2045996947009 has 8 divisors (see below), whose sum is σ = 2054395653408. Its totient is φ = 2037600204000.

The previous prime is 2045996947003. The next prime is 2045996947021. The reversal of 2045996947009 is 9007496995402.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2045996947009 is a prime.

It is a super-2 number, since 2×2045996947009² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2045996947003) 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, 1616094 + ... + 2589160.

It is an arithmetic number, because the mean of its divisors is an integer number (256799456676).

Almost surely, 2^{2045996947009} is an apocalyptic number.

It is an amenable number.

2045996947009 is a deficient number, since it is larger than the sum of its proper divisors (8398706399).

2045996947009 is an equidigital number, since it uses as much as digits as its factorization.

2045996947009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 981695.

The product of its (nonzero) digits is 44089920, while the sum is 64.

The spelling of 2045996947009 in words is "two trillion, forty-five billion, nine hundred ninety-six million, nine hundred forty-seven thousand, nine".