6420762967 has 12 divisors (see below), whose sum is σ = 6934093320. Its totient is φ = 5941352592.

The previous prime is 6420762941. The next prime is 6420762977. The reversal of 6420762967 is 7692670246.

It is not a de Polignac number, because 6420762967 - 2¹¹ = 6420760919 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6420762967.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6420762977) by changing a digit.

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, 191292 + ... + 222337.

It is an arithmetic number, because the mean of its divisors is an integer number (577841110).

Almost surely, 2^6420762967 is an apocalyptic number.

6420762967 is a deficient number, since it is larger than the sum of its proper divisors (513330353).

6420762967 is a wasteful number, since it uses less digits than its factorization.

6420762967 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 413710 (or 413691 counting only the distinct ones).

The product of its (nonzero) digits is 1524096, while the sum is 49.

The square root of 6420762967 is about 80129.6634649117. The cubic root of 6420762967 is about 1858.6411402127.

The spelling of 6420762967 in words is "six billion, four hundred twenty million, seven hundred sixty-two thousand, nine hundred sixty-seven".