3122450340405 has 32 divisors (see below), whose sum is σ = 5504056507008. Its totient is φ = 1498926048000.

The previous prime is 3122450340379. The next prime is 3122450340409. The reversal of 3122450340405 is 5040430542213.

It is not a de Polignac number, because 3122450340405 - 2⁷ = 3122450340277 is a prime.

It is a super-2 number, since 2×3122450340405² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3122450340409) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 93666214 + ... + 93699543.

It is an arithmetic number, because the mean of its divisors is an integer number (172001765844).

Almost surely, 2^{3122450340405} is an apocalyptic number.

It is an amenable number.

3122450340405 is a deficient number, since it is larger than the sum of its proper divisors (2381606166603).

3122450340405 is a wasteful number, since it uses less digits than its factorization.

3122450340405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187365877.

The product of its (nonzero) digits is 57600, while the sum is 33.

Adding to 3122450340405 its reverse (5040430542213), we get a palindrome (8162880882618).

The spelling of 3122450340405 in words is "three trillion, one hundred twenty-two billion, four hundred fifty million, three hundred forty thousand, four hundred five".