6457764403 has 4 divisors (see below), whose sum is σ = 6797646760. Its totient is φ = 6117882048.

The previous prime is 6457764389. The next prime is 6457764437. The reversal of 6457764403 is 3044677546.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 6457764403 - 2²⁹ = 5920893491 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6457764463) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 169941150 + ... + 169941187.

It is an arithmetic number, because the mean of its divisors is an integer number (1699411690).

Almost surely, 2^6457764403 is an apocalyptic number.

6457764403 is a deficient number, since it is larger than the sum of its proper divisors (339882357).

6457764403 is a wasteful number, since it uses less digits than its factorization.

6457764403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 339882356.

The product of its (nonzero) digits is 1693440, while the sum is 46.

The square root of 6457764403 is about 80360.2165440089. The cubic root of 6457764403 is about 1862.2046162973.

The spelling of 6457764403 in words is "six billion, four hundred fifty-seven million, seven hundred sixty-four thousand, four hundred three".