622020452525 has 12 divisors (see below), whose sum is σ = 771315147924. Its totient is φ = 497610048000.

The previous prime is 622020452513. The next prime is 622020452549. The reversal of 622020452525 is 525254020226.

It can be written as a sum of positive squares in 6 ways, for example, as 344462174281 + 277558278244 = 586909^2 + 526838^2 .

It is not a de Polignac number, because 622020452525 - 2¹⁰ = 622020451501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 3714095 + ... + 3877955.

It is an arithmetic number, because the mean of its divisors is an integer number (64276262327).

Almost surely, 2^622020452525 is an apocalyptic number.

It is an amenable number.

622020452525 is a deficient number, since it is larger than the sum of its proper divisors (149294695399).

622020452525 is a wasteful number, since it uses less digits than its factorization.

622020452525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 315712 (or 315707 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 35.

The spelling of 622020452525 in words is "six hundred twenty-two billion, twenty million, four hundred fifty-two thousand, five hundred twenty-five".