626620242026 has 8 divisors (see below), whose sum is σ = 939958407300. Its totient is φ = 313300772928.

The previous prime is 626620242023. The next prime is 626620242049. The reversal of 626620242026 is 620242026626.

It can be written as a sum of positive squares in 2 ways, for example, as 533628789001 + 92991453025 = 730499^2 + 304945^2 .

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

It is not an unprimeable number, because it can be changed into a prime (626620242023) 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 3 ways as a sum of consecutive naturals, for example, 4589951 + ... + 4724498.

Almost surely, 2^626620242026 is an apocalyptic number.

626620242026 is a deficient number, since it is larger than the sum of its proper divisors (313338165274).

626620242026 is a wasteful number, since it uses less digits than its factorization.

626620242026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9348088.

The product of its (nonzero) digits is 165888, while the sum is 38.

The spelling of 626620242026 in words is "six hundred twenty-six billion, six hundred twenty million, two hundred forty-two thousand, twenty-six".