71099755386 has 16 divisors (see below), whose sum is σ = 155126739168. Its totient is φ = 21545380400.

The previous prime is 71099755379. The next prime is 71099755409. The reversal of 71099755386 is 68355799017.

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 7 ways as a sum of consecutive naturals, for example, 538634445 + ... + 538634576.

It is an arithmetic number, because the mean of its divisors is an integer number (9695421198).

Almost surely, 2^71099755386 is an apocalyptic number.

71099755386 is an abundant number, since it is smaller than the sum of its proper divisors (84026983782).

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

71099755386 is a wasteful number, since it uses less digits than its factorization.

71099755386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1077269037.

The product of its (nonzero) digits is 14288400, while the sum is 60.

The spelling of 71099755386 in words is "seventy-one billion, ninety-nine million, seven hundred fifty-five thousand, three hundred eighty-six".