1880335063421 has 2 divisors, whose sum is σ = 1880335063422. Its totient is φ = 1880335063420.

The previous prime is 1880335063319. The next prime is 1880335063457. The reversal of 1880335063421 is 1243605330881.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1861966682521 + 18368380900 = 1364539^2 + 135530^2 .

It is a cyclic number.

It is not a de Polignac number, because 1880335063421 - 2³⁴ = 1863155194237 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1880335062421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 940167531710 + 940167531711.

It is an arithmetic number, because the mean of its divisors is an integer number (940167531711).

Almost surely, 2^{1880335063421} is an apocalyptic number.

It is an amenable number.

1880335063421 is a deficient number, since it is larger than the sum of its proper divisors (1).

1880335063421 is an equidigital number, since it uses as much as digits as its factorization.

1880335063421 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 414720, while the sum is 44.

The spelling of 1880335063421 in words is "one trillion, eight hundred eighty billion, three hundred thirty-five million, sixty-three thousand, four hundred twenty-one".