2041699021477 has 2 divisors, whose sum is σ = 2041699021478. Its totient is φ = 2041699021476.

The previous prime is 2041699021423. The next prime is 2041699021489. The reversal of 2041699021477 is 7741209961402.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1669054702561 + 372644318916 = 1291919^2 + 610446^2 .

It is a cyclic number.

It is not a de Polignac number, because 2041699021477 - 2²⁷ = 2041564803749 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2041699022477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1020849510738 + 1020849510739.

It is an arithmetic number, because the mean of its divisors is an integer number (1020849510739).

Almost surely, 2^{2041699021477} is an apocalyptic number.

It is an amenable number.

2041699021477 is a deficient number, since it is larger than the sum of its proper divisors (1).

2041699021477 is an equidigital number, since it uses as much as digits as its factorization.

2041699021477 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1524096, while the sum is 52.

The spelling of 2041699021477 in words is "two trillion, forty-one billion, six hundred ninety-nine million, twenty-one thousand, four hundred seventy-seven".