74918743829 has 8 divisors (see below), whose sum is σ = 75593596992. Its totient is φ = 74244098880.

The previous prime is 74918743787. The next prime is 74918743831. The reversal of 74918743829 is 92834781947.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 74918743829 - 2¹⁶ = 74918678293 is a prime.

It is a super-2 number, since 2×74918743829² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74918743849) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 722414 + ... + 819584.

It is an arithmetic number, because the mean of its divisors is an integer number (9449199624).

Almost surely, 2^74918743829 is an apocalyptic number.

It is an amenable number.

74918743829 is a deficient number, since it is larger than the sum of its proper divisors (674853163).

74918743829 is a wasteful number, since it uses less digits than its factorization.

74918743829 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104107.

The product of its digits is 24385536, while the sum is 62.

The spelling of 74918743829 in words is "seventy-four billion, nine hundred eighteen million, seven hundred forty-three thousand, eight hundred twenty-nine".