77010010100101 has 8 divisors (see below), whose sum is σ = 82938668099840. Its totient is φ = 71082039395952.

The previous prime is 77010010100083. The next prime is 77010010100117. The reversal of 77010010100101 is 10100101001077.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 77010010100101 - 2²³ = 77010001711493 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77010010100161) 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 in 7 ways as a sum of consecutive naturals, for example, 171591165 + ... + 172039378.

It is an arithmetic number, because the mean of its divisors is an integer number (10367333512480).

Almost surely, 2^{77010010100101} is an apocalyptic number.

It is an amenable number.

77010010100101 is a deficient number, since it is larger than the sum of its proper divisors (5928657999739).

77010010100101 is a wasteful number, since it uses less digits than its factorization.

77010010100101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343647795.

The product of its (nonzero) digits is 49, while the sum is 19.

Adding to 77010010100101 its reverse (10100101001077), we get a palindrome (87110111101178).

The spelling of 77010010100101 in words is "seventy-seven trillion, ten billion, ten million, one hundred thousand, one hundred one".