74226278024 has 16 divisors (see below), whose sum is σ = 139177336320. Its totient is φ = 37112321680.

The previous prime is 74226278023. The next prime is 74226278117. The reversal of 74226278024 is 42087262247.

It is a Cunningham number, because it is equal to 272445²-1.

It is a super-2 number, since 2×74226278024² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (74226278023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 476777 + ... + 612999.

It is an arithmetic number, because the mean of its divisors is an integer number (8698583520).

Almost surely, 2^74226278024 is an apocalyptic number.

It is an amenable number.

74226278024 is a deficient number, since it is larger than the sum of its proper divisors (64951058296).

74226278024 is a wasteful number, since it uses less digits than its factorization.

74226278024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204340 (or 204336 counting only the distinct ones).

The product of its (nonzero) digits is 602112, while the sum is 44.

The spelling of 74226278024 in words is "seventy-four billion, two hundred twenty-six million, two hundred seventy-eight thousand, twenty-four".