2522421466939 has 8 divisors (see below), whose sum is σ = 2758806376560. Its totient is φ = 2287215535200.

The previous prime is 2522421466937. The next prime is 2522421466993. The reversal of 2522421466939 is 9396641242252.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2522421466939 - 2¹ = 2522421466937 is a prime.

It is a super-2 number, since 2×2522421466939² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2522421466939.

It is not an unprimeable number, because it can be changed into a prime (2522421466937) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 294739992 + ... + 294748549.

It is an arithmetic number, because the mean of its divisors is an integer number (344850797070).

Almost surely, 2^{2522421466939} is an apocalyptic number.

2522421466939 is a deficient number, since it is larger than the sum of its proper divisors (236384909621).

2522421466939 is a wasteful number, since it uses less digits than its factorization.

2522421466939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 589488941.

The product of its digits is 11197440, while the sum is 55.

The spelling of 2522421466939 in words is "two trillion, five hundred twenty-two billion, four hundred twenty-one million, four hundred sixty-six thousand, nine hundred thirty-nine".