131694472677 has 16 divisors (see below), whose sum is σ = 181670437440. Its totient is φ = 84758174592.

The previous prime is 131694472673. The next prime is 131694472681. The reversal of 131694472677 is 776274496131.

It is an interprime number because it is at equal distance from previous prime (131694472673) and next prime (131694472681).

It is not a de Polignac number, because 131694472677 - 2² = 131694472673 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131694472673) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 630618 + ... + 813060.

It is an arithmetic number, because the mean of its divisors is an integer number (11354402340).

Almost surely, 2^131694472677 is an apocalyptic number.

It is an amenable number.

131694472677 is a deficient number, since it is larger than the sum of its proper divisors (49975964763).

131694472677 is a wasteful number, since it uses less digits than its factorization.

131694472677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190772.

The product of its digits is 10668672, while the sum is 57.

The spelling of 131694472677 in words is "one hundred thirty-one billion, six hundred ninety-four million, four hundred seventy-two thousand, six hundred seventy-seven".