6220446477 has 8 divisors (see below), whose sum is σ = 9478775616. Its totient is φ = 3554540832.

The previous prime is 6220446457. The next prime is 6220446481. The reversal of 6220446477 is 7746440226.

It is a happy number.

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

It is not a de Polignac number, because 6220446477 - 2¹¹ = 6220444429 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6220446457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 148105848 + ... + 148105889.

It is an arithmetic number, because the mean of its divisors is an integer number (1184846952).

Almost surely, 2^6220446477 is an apocalyptic number.

It is an amenable number.

6220446477 is a deficient number, since it is larger than the sum of its proper divisors (3258329139).

6220446477 is a wasteful number, since it uses less digits than its factorization.

6220446477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296211747.

The product of its (nonzero) digits is 451584, while the sum is 42.

The square root of 6220446477 is about 78869.8071317535. The cubic root of 6220446477 is about 1839.1077980916.

The spelling of 6220446477 in words is "six billion, two hundred twenty million, four hundred forty-six thousand, four hundred seventy-seven".