71026116365 has 8 divisors (see below), whose sum is σ = 90244947960. Its totient is φ = 53478487552.

The previous prime is 71026116347. The next prime is 71026116401. The reversal of 71026116365 is 56361162017.

It can be written as a sum of positive squares in 4 ways, for example, as 31264958761 + 39761157604 = 176819^2 + 199402^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 71026116365 - 2²⁶ = 70959007501 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 417800600 + ... + 417800769.

It is an arithmetic number, because the mean of its divisors is an integer number (11280618495).

Almost surely, 2^71026116365 is an apocalyptic number.

It is an amenable number.

71026116365 is a deficient number, since it is larger than the sum of its proper divisors (19218831595).

71026116365 is a wasteful number, since it uses less digits than its factorization.

71026116365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 835601391.

The product of its (nonzero) digits is 45360, while the sum is 38.

The spelling of 71026116365 in words is "seventy-one billion, twenty-six million, one hundred sixteen thousand, three hundred sixty-five".