620042626626 has 16 divisors (see below), whose sum is σ = 1305352898400. Its totient is φ = 195802934688.

The previous prime is 620042626589. The next prime is 620042626639. The reversal of 620042626626 is 626626240026.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2719485091 + ... + 2719485318.

It is an arithmetic number, because the mean of its divisors is an integer number (81584556150).

Almost surely, 2^620042626626 is an apocalyptic number.

620042626626 is an abundant number, since it is smaller than the sum of its proper divisors (685310271774).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

620042626626 is a wasteful number, since it uses less digits than its factorization.

620042626626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5438970433.

The product of its (nonzero) digits is 497664, while the sum is 42.

The spelling of 620042626626 in words is "six hundred twenty billion, forty-two million, six hundred twenty-six thousand, six hundred twenty-six".