71798338092 has 48 divisors (see below), whose sum is σ = 180472974080. Its totient is φ = 22084861248.

The previous prime is 71798338049. The next prime is 71798338103. The reversal of 71798338092 is 29083389717.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 437793 + ... + 579015.

Almost surely, 2^71798338092 is an apocalyptic number.

It is an amenable number.

71798338092 is an abundant number, since it is smaller than the sum of its proper divisors (108674635988).

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

71798338092 is a wasteful number, since it uses less digits than its factorization.

71798338092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144502 (or 144500 counting only the distinct ones).

The product of its (nonzero) digits is 4572288, while the sum is 57.

The spelling of 71798338092 in words is "seventy-one billion, seven hundred ninety-eight million, three hundred thirty-eight thousand, ninety-two".