10617399999971 has 2 divisors, whose sum is σ = 10617399999972. Its totient is φ = 10617399999970.

The previous prime is 10617399999923. The next prime is 10617400000037. The reversal of 10617399999971 is 17999999371601.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10617399999971 - 2²⁶ = 10617332891107 is a prime.

It is a super-2 number, since 2×10617399999971² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10617399999911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5308699999985 + 5308699999986.

It is an arithmetic number, because the mean of its divisors is an integer number (5308699999986).

Almost surely, 2^{10617399999971} is an apocalyptic number.

10617399999971 is a deficient number, since it is larger than the sum of its proper divisors (1).

10617399999971 is an equidigital number, since it uses as much as digits as its factorization.

10617399999971 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 468730962, while the sum is 80.

The spelling of 10617399999971 in words is "ten trillion, six hundred seventeen billion, three hundred ninety-nine million, nine hundred ninety-nine thousand, nine hundred seventy-one".