74087106242 has 8 divisors (see below), whose sum is σ = 111143611836. Its totient is φ = 37039235632.

The previous prime is 74087106211. The next prime is 74087106257. The reversal of 74087106242 is 24260178047.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 66733872241 + 7353234001 = 258329^2 + 85751^2 .

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

It is a super-2 number, since 2×74087106242² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 74087106242.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2137253 + ... + 2171640.

Almost surely, 2^74087106242 is an apocalyptic number.

74087106242 is a deficient number, since it is larger than the sum of its proper divisors (37056505594).

74087106242 is a wasteful number, since it uses less digits than its factorization.

74087106242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4317492.

The product of its (nonzero) digits is 150528, while the sum is 41.

The spelling of 74087106242 in words is "seventy-four billion, eighty-seven million, one hundred six thousand, two hundred forty-two".