132720642077 has 8 divisors (see below), whose sum is σ = 138604931136. Its totient is φ = 126845838592.

The previous prime is 132720642049. The next prime is 132720642113. The reversal of 132720642077 is 770246027231.

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 132720642077 - 2¹² = 132720637981 is a prime.

It is a super-2 number, since 2×132720642077² (a number of 23 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 (132720642377) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2342783 + ... + 2398764.

It is an arithmetic number, because the mean of its divisors is an integer number (17325616392).

Almost surely, 2^132720642077 is an apocalyptic number.

It is an amenable number.

132720642077 is a deficient number, since it is larger than the sum of its proper divisors (5884289059).

132720642077 is a wasteful number, since it uses less digits than its factorization.

132720642077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4742787.

The product of its (nonzero) digits is 197568, while the sum is 41.

The spelling of 132720642077 in words is "one hundred thirty-two billion, seven hundred twenty million, six hundred forty-two thousand, seventy-seven".