32540351455 has 4 divisors (see below), whose sum is σ = 39048421752. Its totient is φ = 26032281160.

The previous prime is 32540351449. The next prime is 32540351497. The reversal of 32540351455 is 55415304523.

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

It is not a de Polignac number, because 32540351455 - 2¹⁵ = 32540318687 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3254035141 + ... + 3254035150.

It is an arithmetic number, because the mean of its divisors is an integer number (9762105438).

Almost surely, 2^32540351455 is an apocalyptic number.

32540351455 is a deficient number, since it is larger than the sum of its proper divisors (6508070297).

32540351455 is an equidigital number, since it uses as much as digits as its factorization.

32540351455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6508070296.

The product of its (nonzero) digits is 180000, while the sum is 37.

Adding to 32540351455 its reverse (55415304523), we get a palindrome (87955655978).

The spelling of 32540351455 in words is "thirty-two billion, five hundred forty million, three hundred fifty-one thousand, four hundred fifty-five".