132020005551505 has 4 divisors (see below), whose sum is σ = 158424006661812. Its totient is φ = 105616004441200.

The previous prime is 132020005551503. The next prime is 132020005551563. The reversal of 132020005551505 is 505155500020231.

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

It can be written as a sum of positive squares in 2 ways, for example, as 86577293214864 + 45442712336641 = 9304692^2 + 6741121^2 .

It is not a de Polignac number, because 132020005551505 - 2¹ = 132020005551503 is a prime.

It is a super-2 number, since 2×132020005551505² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (132020005551503) 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, 13202000555146 + ... + 13202000555155.

It is an arithmetic number, because the mean of its divisors is an integer number (39606001665453).

Almost surely, 2^{132020005551505} is an apocalyptic number.

It is an amenable number.

132020005551505 is a deficient number, since it is larger than the sum of its proper divisors (26404001110307).

132020005551505 is an equidigital number, since it uses as much as digits as its factorization.

132020005551505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26404001110306.

The product of its (nonzero) digits is 37500, while the sum is 34.

Adding to 132020005551505 its reverse (505155500020231), we get a palindrome (637175505571736).

The spelling of 132020005551505 in words is "one hundred thirty-two trillion, twenty billion, five million, five hundred fifty-one thousand, five hundred five".