71148014450 has 24 divisors (see below), whose sum is σ = 134578283760. Its totient is φ = 27976845200.

The previous prime is 71148014447. The next prime is 71148014453. The reversal of 71148014450 is 5441084117.

It is an interprime number because it is at equal distance from previous prime (71148014447) and next prime (71148014453).

It is a self number, because there is not a number n which added to its sum of digits gives 71148014450.

It is not an unprimeable number, because it can be changed into a prime (71148014453) 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 11 ways as a sum of consecutive naturals, for example, 12056036 + ... + 12061935.

It is an arithmetic number, because the mean of its divisors is an integer number (5607428490).

Almost surely, 2^71148014450 is an apocalyptic number.

71148014450 is a deficient number, since it is larger than the sum of its proper divisors (63430269310).

71148014450 is a wasteful number, since it uses less digits than its factorization.

71148014450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24118042 (or 24118037 counting only the distinct ones).

The product of its (nonzero) digits is 17920, while the sum is 35.

Adding to 71148014450 its reverse (5441084117), we get a palindrome (76589098567).

The spelling of 71148014450 in words is "seventy-one billion, one hundred forty-eight million, fourteen thousand, four hundred fifty".