73787447161411 has 2 divisors, whose sum is σ = 73787447161412. Its totient is φ = 73787447161410.

The previous prime is 73787447161303. The next prime is 73787447161469. The reversal of 73787447161411 is 11416174478737.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 73787447161411 - 2⁹ = 73787447160899 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 73787447161411.

It is not a weakly prime, because it can be changed into another prime (73787447161811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36893723580705 + 36893723580706.

It is an arithmetic number, because the mean of its divisors is an integer number (36893723580706).

Almost surely, 2^{73787447161411} is an apocalyptic number.

73787447161411 is a deficient number, since it is larger than the sum of its proper divisors (1).

73787447161411 is an equidigital number, since it uses as much as digits as its factorization.

73787447161411 is an evil number, because the sum of its binary digits is even.

The product of its digits is 22127616, while the sum is 61.

The spelling of 73787447161411 in words is "seventy-three trillion, seven hundred eighty-seven billion, four hundred forty-seven million, one hundred sixty-one thousand, four hundred eleven".