113651266661071 has 16 divisors (see below), whose sum is σ = 116897798329344. Its totient is φ = 110448420735744.

The previous prime is 113651266661039. The next prime is 113651266661111. The reversal of 113651266661071 is 170166662156311.

It is a cyclic number.

It is not a de Polignac number, because 113651266661071 - 2⁵ = 113651266661039 is a prime.

It is a super-2 number, since 2×113651266661071² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113651266661971) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9646126 + ... + 17898331.

It is an arithmetic number, because the mean of its divisors is an integer number (7306112395584).

Almost surely, 2^{113651266661071} is an apocalyptic number.

113651266661071 is a deficient number, since it is larger than the sum of its proper divisors (3246531668273).

113651266661071 is a wasteful number, since it uses less digits than its factorization.

113651266661071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27545250.

The product of its (nonzero) digits is 1632960, while the sum is 52.

The spelling of 113651266661071 in words is "one hundred thirteen trillion, six hundred fifty-one billion, two hundred sixty-six million, six hundred sixty-one thousand, seventy-one".