6220455425577 has 24 divisors (see below), whose sum is σ = 9517284789480. Its totient is φ = 3901534617600.

The previous prime is 6220455425563. The next prime is 6220455425581. The reversal of 6220455425577 is 7755245540226.

6220455425577 is a `hidden beast` number, since 6 + 2 + 2 + 0 + 45 + 5 + 4 + 25 + 577 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 2420961731136 + 3799493694441 = 1555944^2 + 1949229^2 .

It is not a de Polignac number, because 6220455425577 - 2⁷ = 6220455425449 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6220455425557) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7392424 + ... + 8190777.

It is an arithmetic number, because the mean of its divisors is an integer number (396553532895).

Almost surely, 2^{6220455425577} is an apocalyptic number.

It is an amenable number.

6220455425577 is a deficient number, since it is larger than the sum of its proper divisors (3296829363903).

6220455425577 is a wasteful number, since it uses less digits than its factorization.

6220455425577 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15585833 (or 15585830 counting only the distinct ones).

The product of its (nonzero) digits is 23520000, while the sum is 54.

The spelling of 6220455425577 in words is "six trillion, two hundred twenty billion, four hundred fifty-five million, four hundred twenty-five thousand, five hundred seventy-seven".