2126587849783 has 2 divisors, whose sum is σ = 2126587849784. Its totient is φ = 2126587849782.

The previous prime is 2126587849777. The next prime is 2126587849807. The reversal of 2126587849783 is 3879487856212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2126587849783 - 2¹³ = 2126587841591 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2126587849723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1063293924891 + 1063293924892.

It is an arithmetic number, because the mean of its divisors is an integer number (1063293924892).

Almost surely, 2^{2126587849783} is an apocalyptic number.

2126587849783 is a deficient number, since it is larger than the sum of its proper divisors (1).

2126587849783 is an equidigital number, since it uses as much as digits as its factorization.

2126587849783 is an evil number, because the sum of its binary digits is even.

The product of its digits is 325140480, while the sum is 70.

The spelling of 2126587849783 in words is "two trillion, one hundred twenty-six billion, five hundred eighty-seven million, eight hundred forty-nine thousand, seven hundred eighty-three".