626053240361 has 8 divisors (see below), whose sum is σ = 628981324104. Its totient is φ = 623131067520.

The previous prime is 626053240357. The next prime is 626053240363. The reversal of 626053240361 is 163042350626.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 21710254336 + 604342986025 = 147344^2 + 777395^2 .

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 626053240361 - 2² = 626053240357 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (626053240363) 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, 1265330 + ... + 1689131.

It is an arithmetic number, because the mean of its divisors is an integer number (78622665513).

Almost surely, 2^626053240361 is an apocalyptic number.

It is an amenable number.

626053240361 is a deficient number, since it is larger than the sum of its proper divisors (2928083743).

626053240361 is a wasteful number, since it uses less digits than its factorization.

626053240361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2955451.

The product of its (nonzero) digits is 155520, while the sum is 38.

Adding to 626053240361 its reverse (163042350626), we get a palindrome (789095590987).

The spelling of 626053240361 in words is "six hundred twenty-six billion, fifty-three million, two hundred forty thousand, three hundred sixty-one".