6390422703 has 72 divisors (see below), whose sum is σ = 11226433920. Its totient is φ = 3421867680.

The previous prime is 6390422671. The next prime is 6390422737. The reversal of 6390422703 is 3072240936.

It is a happy number.

It is not a de Polignac number, because 6390422703 - 2⁵ = 6390422671 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6390422303) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 19306248 + ... + 19306578.

Almost surely, 2^6390422703 is an apocalyptic number.

6390422703 is a gapful number since it is divisible by the number (63) formed by its first and last digit.

6390422703 is a deficient number, since it is larger than the sum of its proper divisors (4836011217).

6390422703 is a wasteful number, since it uses less digits than its factorization.

6390422703 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 617 (or 487 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 36.

The square root of 6390422703 is about 79940.1194832732. The cubic root of 6390422703 is about 1855.7089487027.

The spelling of 6390422703 in words is "six billion, three hundred ninety million, four hundred twenty-two thousand, seven hundred three".