74206840350742 has 24 divisors (see below), whose sum is σ = 128992450397400. Its totient is φ = 31746241858560.

The previous prime is 74206840350737. The next prime is 74206840350791. The reversal of 74206840350742 is 24705304860247.

It is a super-3 number, since 3×74206840350742³ (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a hoax number, since the sum of its digits (52) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 74206840350742.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 5835699867 + ... + 5835712582.

It is an arithmetic number, because the mean of its divisors is an integer number (5374685433225).

Almost surely, 2^{74206840350742} is an apocalyptic number.

74206840350742 is a deficient number, since it is larger than the sum of its proper divisors (54785610046658).

74206840350742 is a wasteful number, since it uses less digits than its factorization.

74206840350742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11671412496 (or 11671412479 counting only the distinct ones).

The product of its (nonzero) digits is 9031680, while the sum is 52.

The spelling of 74206840350742 in words is "seventy-four trillion, two hundred six billion, eight hundred forty million, three hundred fifty thousand, seven hundred forty-two".