2047463945 has 32 divisors (see below), whose sum is σ = 2612736000. Its totient is φ = 1537553920.

The previous prime is 2047463927. The next prime is 2047463987. The reversal of 2047463945 is 5493647402.

It is not a de Polignac number, because 2047463945 - 2²⁴ = 2030686729 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2047463896 and 2047463905.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2847296 + ... + 2848014.

It is an arithmetic number, because the mean of its divisors is an integer number (81648000).

Almost surely, 2^2047463945 is an apocalyptic number.

It is an amenable number.

2047463945 is a deficient number, since it is larger than the sum of its proper divisors (565272055).

2047463945 is a wasteful number, since it uses less digits than its factorization.

2047463945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1273.

The product of its (nonzero) digits is 725760, while the sum is 44.

The square root of 2047463945 is about 45248.9109813706. The cubic root of 2047463945 is about 1269.8100331729.

The spelling of 2047463945 in words is "two billion, forty-seven million, four hundred sixty-three thousand, nine hundred forty-five".