74105912402 has 8 divisors (see below), whose sum is σ = 111171030012. Its totient is φ = 37048902400.

The previous prime is 74105912399. The next prime is 74105912407. The reversal of 74105912402 is 20421950147.

It can be written as a sum of positive squares in 2 ways, for example, as 72247526521 + 1858385881 = 268789^2 + 43109^2 .

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

It is not an unprimeable number, because it can be changed into a prime (74105912407) 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, 2003999 + ... + 2040642.

Almost surely, 2^74105912402 is an apocalyptic number.

74105912402 is a deficient number, since it is larger than the sum of its proper divisors (37065117610).

74105912402 is a wasteful number, since it uses less digits than its factorization.

74105912402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4053804.

The product of its (nonzero) digits is 20160, while the sum is 35.

The spelling of 74105912402 in words is "seventy-four billion, one hundred five million, nine hundred twelve thousand, four hundred two".