1362611640779 has 2 divisors, whose sum is σ = 1362611640780. Its totient is φ = 1362611640778.

The previous prime is 1362611640749. The next prime is 1362611640799. The reversal of 1362611640779 is 9770461162631.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1362611640779 - 2³⁶ = 1293892164043 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1362611640779.

It is not a weakly prime, because it can be changed into another prime (1362611640749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 681305820389 + 681305820390.

It is an arithmetic number, because the mean of its divisors is an integer number (681305820390).

Almost surely, 2^{1362611640779} is an apocalyptic number.

1362611640779 is a deficient number, since it is larger than the sum of its proper divisors (1).

1362611640779 is an equidigital number, since it uses as much as digits as its factorization.

1362611640779 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2286144, while the sum is 53.

The spelling of 1362611640779 in words is "one trillion, three hundred sixty-two billion, six hundred eleven million, six hundred forty thousand, seven hundred seventy-nine".