131651164265213 has 32 divisors (see below), whose sum is σ = 135386266337280. Its totient is φ = 127988405697600.

The previous prime is 131651164265057. The next prime is 131651164265237. The reversal of 131651164265213 is 312562461156131.

It is not a de Polignac number, because 131651164265213 - 2⁸ = 131651164264957 is a prime.

It is a super-3 number, since 3×131651164265213³ (a number of 43 digits) contains 333 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 (131651164265263) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 911746820 + ... + 911891202.

It is an arithmetic number, because the mean of its divisors is an integer number (4230820823040).

Almost surely, 2^{131651164265213} is an apocalyptic number.

It is an amenable number.

131651164265213 is a deficient number, since it is larger than the sum of its proper divisors (3735102072067).

131651164265213 is a wasteful number, since it uses less digits than its factorization.

131651164265213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145337.

The product of its digits is 777600, while the sum is 47.

The spelling of 131651164265213 in words is "one hundred thirty-one trillion, six hundred fifty-one billion, one hundred sixty-four million, two hundred sixty-five thousand, two hundred thirteen".