74906266743 has 24 divisors (see below), whose sum is σ = 134896135296. Its totient is φ = 38912346000.

The previous prime is 74906266667. The next prime is 74906266751. The reversal of 74906266743 is 34766260947.

74906266743 is a `hidden beast` number, since 7 + 4 + 9 + 0 + 626 + 6 + 7 + 4 + 3 = 666.

It is not a de Polignac number, because 74906266743 - 2¹⁰ = 74906265719 is a prime.

It is a super-2 number, since 2×74906266743² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 74906266743.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74906266763) 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 23 ways as a sum of consecutive naturals, for example, 54044233 + ... + 54045618.

It is an arithmetic number, because the mean of its divisors is an integer number (5620672304).

Almost surely, 2^74906266743 is an apocalyptic number.

74906266743 is a deficient number, since it is larger than the sum of its proper divisors (59989868553).

74906266743 is a wasteful number, since it uses less digits than its factorization.

74906266743 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108089875 (or 108089872 counting only the distinct ones).

The product of its (nonzero) digits is 9144576, while the sum is 54.

The spelling of 74906266743 in words is "seventy-four billion, nine hundred six million, two hundred sixty-six thousand, seven hundred forty-three".