77722802119 has 2 divisors, whose sum is σ = 77722802120. Its totient is φ = 77722802118.

The previous prime is 77722802093. The next prime is 77722802147. The reversal of 77722802119 is 91120822777.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-77722802119 is a prime.

It is a super-2 number, since 2×77722802119² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (77722802189) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38861401059 + 38861401060.

It is an arithmetic number, because the mean of its divisors is an integer number (38861401060).

Almost surely, 2^77722802119 is an apocalyptic number.

77722802119 is a deficient number, since it is larger than the sum of its proper divisors (1).

77722802119 is an equidigital number, since it uses as much as digits as its factorization.

77722802119 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 197568, while the sum is 46.

The spelling of 77722802119 in words is "seventy-seven billion, seven hundred twenty-two million, eight hundred two thousand, one hundred nineteen".