7482820654664 has 16 divisors (see below), whose sum is σ = 14409485720700. Its totient is φ = 3640291129152.

The previous prime is 7482820654619. The next prime is 7482820654709. The reversal of 7482820654664 is 4664560282847.

It is an interprime number because it is at equal distance from previous prime (7482820654619) and next prime (7482820654709).

It can be written as a sum of positive squares in 2 ways, for example, as 6250210001764 + 1232610652900 = 2500042^2 + 1110230^2 .

It is a junction number, because it is equal to n+sod(n) for n = 7482820654597 and 7482820654606.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12639899459 + ... + 12639900050.

Almost surely, 2^{7482820654664} is an apocalyptic number.

7482820654664 is a gapful number since it is divisible by the number (74) formed by its first and last digit.

It is an amenable number.

7482820654664 is a deficient number, since it is larger than the sum of its proper divisors (6926665066036).

7482820654664 is a wasteful number, since it uses less digits than its factorization.

7482820654664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25279799552 (or 25279799548 counting only the distinct ones).

The product of its (nonzero) digits is 123863040, while the sum is 62.

The spelling of 7482820654664 in words is "seven trillion, four hundred eighty-two billion, eight hundred twenty million, six hundred fifty-four thousand, six hundred sixty-four".