3220132236445 has 48 divisors (see below), whose sum is σ = 4070689717248. Its totient is φ = 2443900746240.

The previous prime is 3220132236443. The next prime is 3220132236481. The reversal of 3220132236445 is 5446322310223.

It is not a de Polignac number, because 3220132236445 - 2¹ = 3220132236443 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3220132236443) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 888800904 + ... + 888804526.

It is an arithmetic number, because the mean of its divisors is an integer number (84806035776).

Almost surely, 2^{3220132236445} is an apocalyptic number.

It is an amenable number.

3220132236445 is a deficient number, since it is larger than the sum of its proper divisors (850557480803).

3220132236445 is a wasteful number, since it uses less digits than its factorization.

3220132236445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6910 (or 6873 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 37.

Adding to 3220132236445 its reverse (5446322310223), we get a palindrome (8666454546668).

The spelling of 3220132236445 in words is "three trillion, two hundred twenty billion, one hundred thirty-two million, two hundred thirty-six thousand, four hundred forty-five".