62748066643 has 4 divisors (see below), whose sum is σ = 62815611240. Its totient is φ = 62680522048.

The previous prime is 62748066583. The next prime is 62748066671. The reversal of 62748066643 is 34666084726.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 62748066643 - 2²¹ = 62745969491 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (62748066683) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 33770905 + ... + 33772762.

It is an arithmetic number, because the mean of its divisors is an integer number (15703902810).

Almost surely, 2^62748066643 is an apocalyptic number.

62748066643 is a deficient number, since it is larger than the sum of its proper divisors (67544597).

62748066643 is an equidigital number, since it uses as much as digits as its factorization.

62748066643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67544596.

The product of its (nonzero) digits is 6967296, while the sum is 52.

The spelling of 62748066643 in words is "sixty-two billion, seven hundred forty-eight million, sixty-six thousand, six hundred forty-three".