131366462651 has 4 divisors (see below), whose sum is σ = 131367306192. Its totient is φ = 131365619112.

The previous prime is 131366462639. The next prime is 131366462663. The reversal of 131366462651 is 156264663131.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is an interprime number because it is at equal distance from previous prime (131366462639) and next prime (131366462663).

It is a cyclic number.

It is not a de Polignac number, because 131366462651 - 2³⁰ = 130292720827 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (131366462621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112655 + ... + 524808.

It is an arithmetic number, because the mean of its divisors is an integer number (32841826548).

Almost surely, 2^131366462651 is an apocalyptic number.

131366462651 is a deficient number, since it is larger than the sum of its proper divisors (843541).

131366462651 is an equidigital number, since it uses as much as digits as its factorization.

131366462651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 843540.

The product of its digits is 466560, while the sum is 44.

The spelling of 131366462651 in words is "one hundred thirty-one billion, three hundred sixty-six million, four hundred sixty-two thousand, six hundred fifty-one".