71103770667 has 12 divisors (see below), whose sum is σ = 102711999624. Its totient is φ = 47399489280.

The previous prime is 71103770641. The next prime is 71103770671. The reversal of 71103770667 is 76607730117.

It is not a de Polignac number, because 71103770667 - 2⁶ = 71103770603 is a prime.

It is not an unprimeable number, because it can be changed into a prime (71103771667) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 98209 + ... + 389682.

It is an arithmetic number, because the mean of its divisors is an integer number (8559333302).

Almost surely, 2^71103770667 is an apocalyptic number.

71103770667 is a deficient number, since it is larger than the sum of its proper divisors (31608228957).

71103770667 is a wasteful number, since it uses less digits than its factorization.

71103770667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 504090 (or 504087 counting only the distinct ones).

The product of its (nonzero) digits is 259308, while the sum is 45.

The spelling of 71103770667 in words is "seventy-one billion, one hundred three million, seven hundred seventy thousand, six hundred sixty-seven".