74748653603 has 16 divisors (see below), whose sum is σ = 84009547776. Its totient is φ = 65990121120.

The previous prime is 74748653593. The next prime is 74748653633. The reversal of 74748653603 is 30635684747.

It is a Cunningham number, because it is equal to 273402²-1.

It is a cyclic number.

It is not a de Polignac number, because 74748653603 - 2⁴ = 74748653587 is a prime.

It is a super-2 number, since 2×74748653603² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (74748653633) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 3543698 + ... + 3564728.

It is an arithmetic number, because the mean of its divisors is an integer number (5250596736).

Almost surely, 2^74748653603 is an apocalyptic number.

74748653603 is a deficient number, since it is larger than the sum of its proper divisors (9260894173).

74748653603 is a wasteful number, since it uses less digits than its factorization.

74748653603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32954.

The product of its (nonzero) digits is 10160640, while the sum is 53.

The spelling of 74748653603 in words is "seventy-four billion, seven hundred forty-eight million, six hundred fifty-three thousand, six hundred three".