71004743480 has 64 divisors (see below), whose sum is σ = 181861977600. Its totient is φ = 24697298560.

The previous prime is 71004743479. The next prime is 71004743539. The reversal of 71004743480 is 8434740017.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3498020 + ... + 3518259.

It is an arithmetic number, because the mean of its divisors is an integer number (2841593400).

Almost surely, 2^71004743480 is an apocalyptic number.

It is an amenable number.

71004743480 is an abundant number, since it is smaller than the sum of its proper divisors (110857234120).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

71004743480 is a wasteful number, since it uses less digits than its factorization.

71004743480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7016324 (or 7016320 counting only the distinct ones).

The product of its (nonzero) digits is 75264, while the sum is 38.

The spelling of 71004743480 in words is "seventy-one billion, four million, seven hundred forty-three thousand, four hundred eighty".