6390855088 has 40 divisors (see below), whose sum is σ = 12522392960. Its totient is φ = 3159336960.

The previous prime is 6390855073. The next prime is 6390855103. The reversal of 6390855088 is 8805580936.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (6390855073) and next prime (6390855103).

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 2728798 + ... + 2731138.

It is an arithmetic number, because the mean of its divisors is an integer number (313059824).

Almost surely, 2^6390855088 is an apocalyptic number.

It is an amenable number.

6390855088 is a deficient number, since it is larger than the sum of its proper divisors (6131537872).

6390855088 is a wasteful number, since it uses less digits than its factorization.

6390855088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4205 (or 4199 counting only the distinct ones).

The product of its (nonzero) digits is 2073600, while the sum is 52.

The square root of 6390855088 is about 79942.8238680621. The cubic root of 6390855088 is about 1855.7508010524.

The spelling of 6390855088 in words is "six billion, three hundred ninety million, eight hundred fifty-five thousand, eighty-eight".