71336099221297 has 4 divisors (see below), whose sum is σ = 75090630759280. Its totient is φ = 67581567683316.

The previous prime is 71336099221273. The next prime is 71336099221333. The reversal of 71336099221297 is 79212299063317.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-71336099221297 is a prime.

It is a super-2 number, since 2×71336099221297² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (71336099225297) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1877265768963 + ... + 1877265769000.

It is an arithmetic number, because the mean of its divisors is an integer number (18772657689820).

Almost surely, 2^{71336099221297} is an apocalyptic number.

It is an amenable number.

71336099221297 is a deficient number, since it is larger than the sum of its proper divisors (3754531537983).

71336099221297 is a wasteful number, since it uses less digits than its factorization.

71336099221297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3754531537982.

The product of its (nonzero) digits is 15431472, while the sum is 61.

The spelling of 71336099221297 in words is "seventy-one trillion, three hundred thirty-six billion, ninety-nine million, two hundred twenty-one thousand, two hundred ninety-seven".