74424539810 has 16 divisors (see below), whose sum is σ = 134291719800. Its totient is φ = 29697027456.

The previous prime is 74424539767. The next prime is 74424539821. The reversal of 74424539810 is 1893542447.

It can be written as a sum of positive squares in 4 ways, for example, as 71715233209 + 2709306601 = 267797^2 + 52051^2 .

It is a super-2 number, since 2×74424539810² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9094265 + ... + 9102444.

Almost surely, 2^74424539810 is an apocalyptic number.

74424539810 is a deficient number, since it is larger than the sum of its proper divisors (59867179990).

74424539810 is a wasteful number, since it uses less digits than its factorization.

74424539810 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18197125.

The product of its (nonzero) digits is 967680, while the sum is 47.

The spelling of 74424539810 in words is "seventy-four billion, four hundred twenty-four million, five hundred thirty-nine thousand, eight hundred ten".