74836358769 has 16 divisors (see below), whose sum is σ = 100078161920. Its totient is φ = 49742819280.

The previous prime is 74836358761. The next prime is 74836358777. The reversal of 74836358769 is 96785363847.

It is an interprime number because it is at equal distance from previous prime (74836358761) and next prime (74836358777).

It is not a de Polignac number, because 74836358769 - 2³ = 74836358761 is a prime.

It is a super-2 number, since 2×74836358769² (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 (74836358761) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4119384 + ... + 4137510.

It is an arithmetic number, because the mean of its divisors is an integer number (6254885120).

Almost surely, 2^74836358769 is an apocalyptic number.

It is an amenable number.

74836358769 is a deficient number, since it is larger than the sum of its proper divisors (25241803151).

74836358769 is a wasteful number, since it uses less digits than its factorization.

74836358769 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22140.

The product of its digits is 182891520, while the sum is 66.

The spelling of 74836358769 in words is "seventy-four billion, eight hundred thirty-six million, three hundred fifty-eight thousand, seven hundred sixty-nine".