132761722645 has 8 divisors (see below), whose sum is σ = 159327202104. Its totient is φ = 106200621504.

The previous prime is 132761722631. The next prime is 132761722657. The reversal of 132761722645 is 546227167231.

It can be written as a sum of positive squares in 4 ways, for example, as 52823207889 + 79938514756 = 229833^2 + 282734^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 132761722645 - 2⁹ = 132761722133 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 132761722595 and 132761722604.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1027494 + ... + 1149463.

It is an arithmetic number, because the mean of its divisors is an integer number (19915900263).

Almost surely, 2^132761722645 is an apocalyptic number.

It is an amenable number.

132761722645 is a deficient number, since it is larger than the sum of its proper divisors (26565479459).

132761722645 is a wasteful number, since it uses less digits than its factorization.

132761722645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2189159.

The product of its digits is 846720, while the sum is 46.

Adding to 132761722645 its reverse (546227167231), we get a palindrome (678988889876).

The spelling of 132761722645 in words is "one hundred thirty-two billion, seven hundred sixty-one million, seven hundred twenty-two thousand, six hundred forty-five".