3122122541646 has 32 divisors (see below), whose sum is σ = 6589446053760. Its totient is φ = 983449960416.

The previous prime is 3122122541639. The next prime is 3122122541647. The reversal of 3122122541646 is 6461452212213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3122122541647) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34447236 + ... + 34537751.

It is an arithmetic number, because the mean of its divisors is an integer number (205920189180).

Almost surely, 2^{3122122541646} is an apocalyptic number.

3122122541646 is an abundant number, since it is smaller than the sum of its proper divisors (3467323512114).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3122122541646 is a wasteful number, since it uses less digits than its factorization.

3122122541646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68985408.

The product of its digits is 138240, while the sum is 39.

Adding to 3122122541646 its reverse (6461452212213), we get a palindrome (9583574753859).

The spelling of 3122122541646 in words is "three trillion, one hundred twenty-two billion, one hundred twenty-two million, five hundred forty-one thousand, six hundred forty-six".