71206372113 has 8 divisors (see below), whose sum is σ = 94943930400. Its totient is φ = 47469864288.

The previous prime is 71206372099. The next prime is 71206372163. The reversal of 71206372113 is 31127360217.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 71206372113 - 2²⁴ = 71189594897 is a prime.

It is not an unprimeable number, because it can be changed into a prime (71206372163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87828 + ... + 387461.

It is an arithmetic number, because the mean of its divisors is an integer number (11867991300).

Almost surely, 2^71206372113 is an apocalyptic number.

It is an amenable number.

71206372113 is a deficient number, since it is larger than the sum of its proper divisors (23737558287).

71206372113 is a wasteful number, since it uses less digits than its factorization.

71206372113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 525231.

The product of its (nonzero) digits is 10584, while the sum is 33.

The spelling of 71206372113 in words is "seventy-one billion, two hundred six million, three hundred seventy-two thousand, one hundred thirteen".