6346839942 has 64 divisors (see below), whose sum is σ = 14945135040. Its totient is φ = 1989646848.

The previous prime is 6346839937. The next prime is 6346839973. The reversal of 6346839942 is 2499386436.

6346839942 is a `hidden beast` number, since 63 + 468 + 39 + 94 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2235748 + ... + 2238584.

It is an arithmetic number, because the mean of its divisors is an integer number (233517735).

Almost surely, 2^6346839942 is an apocalyptic number.

6346839942 is an abundant number, since it is smaller than the sum of its proper divisors (8598295098).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6346839942 is a wasteful number, since it uses less digits than its factorization.

6346839942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5302 (or 5296 counting only the distinct ones).

The product of its digits is 6718464, while the sum is 54.

The square root of 6346839942 is about 79667.0568177336. The cubic root of 6346839942 is about 1851.4806692026.

The spelling of 6346839942 in words is "six billion, three hundred forty-six million, eight hundred thirty-nine thousand, nine hundred forty-two".