71358422620 has 12 divisors (see below), whose sum is σ = 149852687544. Its totient is φ = 28543369040.

The previous prime is 71358422609. The next prime is 71358422657. The reversal of 71358422620 is 2622485317.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1783960546 + ... + 1783960585.

It is an arithmetic number, because the mean of its divisors is an integer number (12487723962).

Almost surely, 2^71358422620 is an apocalyptic number.

It is an amenable number.

71358422620 is an abundant number, since it is smaller than the sum of its proper divisors (78494264924).

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

71358422620 is a wasteful number, since it uses less digits than its factorization.

71358422620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3567921140 (or 3567921138 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 40.

The spelling of 71358422620 in words is "seventy-one billion, three hundred fifty-eight million, four hundred twenty-two thousand, six hundred twenty".