2045996947007 has 32 divisors (see below), whose sum is σ = 2279061271872. Its totient is φ = 1824716242944.

The previous prime is 2045996947003. The next prime is 2045996947021. The reversal of 2045996947007 is 7007496995402.

It is a cyclic number.

It is not a de Polignac number, because 2045996947007 - 2² = 2045996947003 is a prime.

It is a super-2 number, since 2×2045996947007² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent 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 31 ways as a sum of consecutive naturals, for example, 115865723 + ... + 115883379.

It is an arithmetic number, because the mean of its divisors is an integer number (71220664746).

Almost surely, 2^{2045996947007} is an apocalyptic number.

2045996947007 is a deficient number, since it is larger than the sum of its proper divisors (233064324865).

2045996947007 is a wasteful number, since it uses less digits than its factorization.

2045996947007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19947.

The product of its (nonzero) digits is 34292160, while the sum is 62.

The spelling of 2045996947007 in words is "two trillion, forty-five billion, nine hundred ninety-six million, nine hundred forty-seven thousand, seven".