103088778078775 has 12 divisors (see below), whose sum is σ = 129581181872272. Its totient is φ = 81341282427840.

The previous prime is 103088778078761. The next prime is 103088778078809. The reversal of 103088778078775 is 577870877880301.

It is a happy number.

It is not a de Polignac number, because 103088778078775 - 2²³ = 103088769690167 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28243499019 + ... + 28243502668.

Almost surely, 2^{103088778078775} is an apocalyptic number.

103088778078775 is a deficient number, since it is larger than the sum of its proper divisors (26492403793497).

103088778078775 is an equidigital number, since it uses as much as digits as its factorization.

103088778078775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56487001770 (or 56487001765 counting only the distinct ones).

The product of its (nonzero) digits is 1032622080, while the sum is 76.

The spelling of 103088778078775 in words is "one hundred three trillion, eighty-eight billion, seven hundred seventy-eight million, seventy-eight thousand, seven hundred seventy-five".