132173777523 has 4 divisors (see below), whose sum is σ = 176231703368. Its totient is φ = 88115851680.

The previous prime is 132173777521. The next prime is 132173777537. The reversal of 132173777523 is 325777371231.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 132173777523 - 2¹ = 132173777521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (132173777521) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22028962918 + ... + 22028962923.

It is an arithmetic number, because the mean of its divisors is an integer number (44057925842).

Almost surely, 2^132173777523 is an apocalyptic number.

132173777523 is a deficient number, since it is larger than the sum of its proper divisors (44057925845).

132173777523 is an equidigital number, since it uses as much as digits as its factorization.

132173777523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44057925844.

The product of its digits is 1296540, while the sum is 48.

The spelling of 132173777523 in words is "one hundred thirty-two billion, one hundred seventy-three million, seven hundred seventy-seven thousand, five hundred twenty-three".