2620264204426 has 16 divisors (see below), whose sum is σ = 4287742747488. Its totient is φ = 1191018715600.

The previous prime is 2620264204379. The next prime is 2620264204429. The reversal of 2620264204426 is 6244024620262.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2620264204429) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2399181 + ... + 3316111.

It is an arithmetic number, because the mean of its divisors is an integer number (267983921718).

Almost surely, 2^{2620264204426} is an apocalyptic number.

2620264204426 is a deficient number, since it is larger than the sum of its proper divisors (1667478543062).

2620264204426 is a wasteful number, since it uses less digits than its factorization.

2620264204426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1046837.

The product of its (nonzero) digits is 442368, while the sum is 40.

Adding to 2620264204426 its reverse (6244024620262), we get a palindrome (8864288824688).

The spelling of 2620264204426 in words is "two trillion, six hundred twenty billion, two hundred sixty-four million, two hundred four thousand, four hundred twenty-six".