620967600559 has 2 divisors, whose sum is σ = 620967600560. Its totient is φ = 620967600558.

The previous prime is 620967600541. The next prime is 620967600563. The reversal of 620967600559 is 955006769026.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 620967600559 - 2²⁹ = 620430729647 is a prime.

It is a super-2 number, since 2×620967600559² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (620967600359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 310483800279 + 310483800280.

It is an arithmetic number, because the mean of its divisors is an integer number (310483800280).

Almost surely, 2^620967600559 is an apocalyptic number.

620967600559 is a deficient number, since it is larger than the sum of its proper divisors (1).

620967600559 is an equidigital number, since it uses as much as digits as its factorization.

620967600559 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6123600, while the sum is 55.

The spelling of 620967600559 in words is "six hundred twenty billion, nine hundred sixty-seven million, six hundred thousand, five hundred fifty-nine".