77753499023 has 2 divisors, whose sum is σ = 77753499024. Its totient is φ = 77753499022.

The previous prime is 77753499017. The next prime is 77753499041. The reversal of 77753499023 is 32099435777.

It is a weak prime.

It is an emirp because it is prime and its reverse (32099435777) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 77753499023 - 2⁴ = 77753499007 is a prime.

It is a super-2 number, since 2×77753499023² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 77753499023.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (77753499223) 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, 38876749511 + 38876749512.

It is an arithmetic number, because the mean of its divisors is an integer number (38876749512).

Almost surely, 2^77753499023 is an apocalyptic number.

77753499023 is a deficient number, since it is larger than the sum of its proper divisors (1).

77753499023 is an equidigital number, since it uses as much as digits as its factorization.

77753499023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10001880, while the sum is 56.

The spelling of 77753499023 in words is "seventy-seven billion, seven hundred fifty-three million, four hundred ninety-nine thousand, twenty-three".