6419476775 has 6 divisors (see below), whose sum is σ = 7960151232. Its totient is φ = 5135581400.

The previous prime is 6419476771. The next prime is 6419476783. The reversal of 6419476775 is 5776749146.

It is not a de Polignac number, because 6419476775 - 2² = 6419476771 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6419476775.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6419476771) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 128389511 + ... + 128389560.

It is an arithmetic number, because the mean of its divisors is an integer number (1326691872).

Almost surely, 2^6419476775 is an apocalyptic number.

6419476775 is a deficient number, since it is larger than the sum of its proper divisors (1540674457).

6419476775 is a wasteful number, since it uses less digits than its factorization.

6419476775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256779081 (or 256779076 counting only the distinct ones).

The product of its digits is 8890560, while the sum is 56.

The square root of 6419476775 is about 80121.6373709374. The cubic root of 6419476775 is about 1858.5170257308.

The spelling of 6419476775 in words is "six billion, four hundred nineteen million, four hundred seventy-six thousand, seven hundred seventy-five".