74259796238 has 16 divisors (see below), whose sum is σ = 114997985280. Its totient is φ = 35927448600.

The previous prime is 74259796231. The next prime is 74259796267. The reversal of 74259796238 is 83269795247.

It is a Harshad number since it is a multiple of its sum of digits (62).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74259796231) 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, 423923 + ... + 572913.

It is an arithmetic number, because the mean of its divisors is an integer number (7187374080).

Almost surely, 2^74259796238 is an apocalyptic number.

74259796238 is a deficient number, since it is larger than the sum of its proper divisors (40738189042).

74259796238 is a wasteful number, since it uses less digits than its factorization.

74259796238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157063.

The product of its digits is 45722880, while the sum is 62.

Subtracting 74259796238 from its reverse (83269795247), we obtain a palindrome (9009999009).

The spelling of 74259796238 in words is "seventy-four billion, two hundred fifty-nine million, seven hundred ninety-six thousand, two hundred thirty-eight".