2040712544977 has 2 divisors, whose sum is σ = 2040712544978. Its totient is φ = 2040712544976.

The previous prime is 2040712544963. The next prime is 2040712545077. The reversal of 2040712544977 is 7794452170402.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1117145416401 + 923567128576 = 1056951^2 + 961024^2 .

It is a cyclic number.

It is not a de Polignac number, because 2040712544977 - 2²³ = 2040704156369 is a prime.

It is not a weakly prime, because it can be changed into another prime (2040712544917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1020356272488 + 1020356272489.

It is an arithmetic number, because the mean of its divisors is an integer number (1020356272489).

Almost surely, 2^{2040712544977} is an apocalyptic number.

It is an amenable number.

2040712544977 is a deficient number, since it is larger than the sum of its proper divisors (1).

2040712544977 is an equidigital number, since it uses as much as digits as its factorization.

2040712544977 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3951360, while the sum is 52.

The spelling of 2040712544977 in words is "two trillion, forty billion, seven hundred twelve million, five hundred forty-four thousand, nine hundred seventy-seven".