1963270313779 has 2 divisors, whose sum is σ = 1963270313780. Its totient is φ = 1963270313778.

The previous prime is 1963270313737. The next prime is 1963270313911. The reversal of 1963270313779 is 9773130723691.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1963270313779 - 2²⁵ = 1963236759347 is a prime.

It is not a weakly prime, because it can be changed into another prime (1963270314779) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 981635156889 + 981635156890.

It is an arithmetic number, because the mean of its divisors is an integer number (981635156890).

Almost surely, 2^{1963270313779} is an apocalyptic number.

1963270313779 is a deficient number, since it is larger than the sum of its proper divisors (1).

1963270313779 is an equidigital number, since it uses as much as digits as its factorization.

1963270313779 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9001692, while the sum is 58.

The spelling of 1963270313779 in words is "one trillion, nine hundred sixty-three billion, two hundred seventy million, three hundred thirteen thousand, seven hundred seventy-nine".