2042966015977 has 2 divisors, whose sum is σ = 2042966015978. Its totient is φ = 2042966015976.

The previous prime is 2042966015929. The next prime is 2042966016023. The reversal of 2042966015977 is 7795106692402.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1686008759296 + 356957256681 = 1298464^2 + 597459^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2042966015977 is a prime.

It is not a weakly prime, because it can be changed into another prime (2042966015777) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1021483007988 + 1021483007989.

It is an arithmetic number, because the mean of its divisors is an integer number (1021483007989).

Almost surely, 2^{2042966015977} is an apocalyptic number.

It is an amenable number.

2042966015977 is a deficient number, since it is larger than the sum of its proper divisors (1).

2042966015977 is an equidigital number, since it uses as much as digits as its factorization.

2042966015977 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11430720, while the sum is 58.

The spelling of 2042966015977 in words is "two trillion, forty-two billion, nine hundred sixty-six million, fifteen thousand, nine hundred seventy-seven".