6862478722 has 8 divisors (see below), whose sum is σ = 11229510672. Its totient is φ = 3119308500.

The previous prime is 6862478719. The next prime is 6862478737. The reversal of 6862478722 is 2278742686.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×6862478722² = 94187228419805506568, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 6862478722.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 155965404 + ... + 155965447.

It is an arithmetic number, because the mean of its divisors is an integer number (1403688834).

Almost surely, 2^6862478722 is an apocalyptic number.

6862478722 is a deficient number, since it is larger than the sum of its proper divisors (4367031950).

6862478722 is a wasteful number, since it uses less digits than its factorization.

6862478722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 311930864.

The product of its digits is 3612672, while the sum is 52.

The square root of 6862478722 is about 82840.0792008313. The cubic root of 6862478722 is about 1900.3211573460.

It can be divided in two parts, 6862 and 478722, that added together give a palindrome (485584).

The spelling of 6862478722 in words is "six billion, eight hundred sixty-two million, four hundred seventy-eight thousand, seven hundred twenty-two".