32051505545 has 4 divisors (see below), whose sum is σ = 38461806660. Its totient is φ = 25641204432.

The previous prime is 32051505469. The next prime is 32051505553. The reversal of 32051505545 is 54550515023.

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 5217461824 + 26834043721 = 72232^2 + 163811^2 .

It is a cyclic number.

It is not a de Polignac number, because 32051505545 - 2¹⁰ = 32051504521 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3205150550 + ... + 3205150559.

It is an arithmetic number, because the mean of its divisors is an integer number (9615451665).

Almost surely, 2^32051505545 is an apocalyptic number.

It is an amenable number.

32051505545 is a deficient number, since it is larger than the sum of its proper divisors (6410301115).

32051505545 is an equidigital number, since it uses as much as digits as its factorization.

32051505545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6410301114.

The product of its (nonzero) digits is 75000, while the sum is 35.

The spelling of 32051505545 in words is "thirty-two billion, fifty-one million, five hundred five thousand, five hundred forty-five".