74074806747 has 20 divisors (see below), whose sum is σ = 111670154640. Its totient is φ = 48930141744.

The previous prime is 74074806713. The next prime is 74074806763. The reversal of 74074806747 is 74760847047.

It is not a de Polignac number, because 74074806747 - 2¹⁹ = 74074282459 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 74074806693 and 74074806702.

It is not an unprimeable number, because it can be changed into a prime (74074806847) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 4186143 + ... + 4203800.

It is an arithmetic number, because the mean of its divisors is an integer number (5583507732).

Almost surely, 2^74074806747 is an apocalyptic number.

74074806747 is a deficient number, since it is larger than the sum of its proper divisors (37595347893).

74074806747 is a wasteful number, since it uses less digits than its factorization.

74074806747 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8390064 (or 8390055 counting only the distinct ones).

The product of its (nonzero) digits is 7375872, while the sum is 54.

The spelling of 74074806747 in words is "seventy-four billion, seventy-four million, eight hundred six thousand, seven hundred forty-seven".