77730034510459 has 2 divisors, whose sum is σ = 77730034510460. Its totient is φ = 77730034510458.

The previous prime is 77730034510399. The next prime is 77730034510483. The reversal of 77730034510459 is 95401543003777.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-77730034510459 is a prime.

It is a super-2 number, since 2×77730034510459² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (77730034517459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38865017255229 + 38865017255230.

It is an arithmetic number, because the mean of its divisors is an integer number (38865017255230).

Almost surely, 2^{77730034510459} is an apocalyptic number.

77730034510459 is a deficient number, since it is larger than the sum of its proper divisors (1).

77730034510459 is an equidigital number, since it uses as much as digits as its factorization.

77730034510459 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11113200, while the sum is 55.

The spelling of 77730034510459 in words is "seventy-seven trillion, seven hundred thirty billion, thirty-four million, five hundred ten thousand, four hundred fifty-nine".