77040743419 has 2 divisors, whose sum is σ = 77040743420. Its totient is φ = 77040743418.

The previous prime is 77040743407. The next prime is 77040743453. The reversal of 77040743419 is 91434704077.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 77040743419 - 2⁵ = 77040743387 is a prime.

It is a super-2 number, since 2×77040743419² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (77040743519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38520371709 + 38520371710.

It is an arithmetic number, because the mean of its divisors is an integer number (38520371710).

Almost surely, 2^77040743419 is an apocalyptic number.

77040743419 is a deficient number, since it is larger than the sum of its proper divisors (1).

77040743419 is an equidigital number, since it uses as much as digits as its factorization.

77040743419 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 592704, while the sum is 46.

The spelling of 77040743419 in words is "seventy-seven billion, forty million, seven hundred forty-three thousand, four hundred nineteen".