3212551324505 has 4 divisors (see below), whose sum is σ = 3855061589412. Its totient is φ = 2570041059600.

The previous prime is 3212551324441. The next prime is 3212551324529. The reversal of 3212551324505 is 5054231552123.

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 1619543847769 + 1593007476736 = 1272613^2 + 1262144^2 .

It is not a de Polignac number, because 3212551324505 - 2⁶ = 3212551324441 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 321255132446 + ... + 321255132455.

It is an arithmetic number, because the mean of its divisors is an integer number (963765397353).

Almost surely, 2^{3212551324505} is an apocalyptic number.

It is an amenable number.

3212551324505 is a deficient number, since it is larger than the sum of its proper divisors (642510264907).

3212551324505 is an equidigital number, since it uses as much as digits as its factorization.

3212551324505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 642510264906.

The product of its (nonzero) digits is 180000, while the sum is 38.

Adding to 3212551324505 its reverse (5054231552123), we get a palindrome (8266782876628).

The spelling of 3212551324505 in words is "three trillion, two hundred twelve billion, five hundred fifty-one million, three hundred twenty-four thousand, five hundred five".