71860793650 has 12 divisors (see below), whose sum is σ = 133661076282. Its totient is φ = 28744317440.

The previous prime is 71860793633. The next prime is 71860793663. The reversal of 71860793650 is 5639706817.

It can be written as a sum of positive squares in 3 ways, for example, as 47863375729 + 23997417921 = 218777^2 + 154911^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 718607887 + ... + 718607986.

Almost surely, 2^71860793650 is an apocalyptic number.

71860793650 is a deficient number, since it is larger than the sum of its proper divisors (61800282632).

71860793650 is a wasteful number, since it uses less digits than its factorization.

71860793650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1437215885 (or 1437215880 counting only the distinct ones).

The product of its (nonzero) digits is 1905120, while the sum is 52.

The spelling of 71860793650 in words is "seventy-one billion, eight hundred sixty million, seven hundred ninety-three thousand, six hundred fifty".