77700170001 has 4 divisors (see below), whose sum is σ = 103600226672. Its totient is φ = 51800113332.

The previous prime is 77700169969. The next prime is 77700170011. The reversal of 77700170001 is 10007100777.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 77700170001 - 2⁵ = 77700169969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (77700170011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12950028331 + ... + 12950028336.

It is an arithmetic number, because the mean of its divisors is an integer number (25900056668).

Almost surely, 2^77700170001 is an apocalyptic number.

It is an amenable number.

77700170001 is a deficient number, since it is larger than the sum of its proper divisors (25900056671).

77700170001 is a wasteful number, since it uses less digits than its factorization.

77700170001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25900056670.

The product of its (nonzero) digits is 2401, while the sum is 30.

Adding to 77700170001 its reverse (10007100777), we get a palindrome (87707270778).

The spelling of 77700170001 in words is "seventy-seven billion, seven hundred million, one hundred seventy thousand, one".