74026206245 has 4 divisors (see below), whose sum is σ = 88831447500. Its totient is φ = 59220964992.

The previous prime is 74026206179. The next prime is 74026206253. The reversal of 74026206245 is 54260262047.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 54260262047 = 86743 ⋅625529.

It can be written as a sum of positive squares in 2 ways, for example, as 13874719681 + 60151486564 = 117791^2 + 245258^2 .

It is a cyclic number.

It is not a de Polignac number, because 74026206245 - 2³⁰ = 72952464421 is a prime.

It is a super-2 number, since 2×74026206245² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 74026206199 and 74026206208.

It is a congruent number.

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, 7402620620 + ... + 7402620629.

It is an arithmetic number, because the mean of its divisors is an integer number (22207861875).

Almost surely, 2^74026206245 is an apocalyptic number.

It is an amenable number.

74026206245 is a deficient number, since it is larger than the sum of its proper divisors (14805241255).

74026206245 is a wasteful number, since it uses less digits than its factorization.

74026206245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14805241254.

The product of its (nonzero) digits is 161280, while the sum is 38.

The spelling of 74026206245 in words is "seventy-four billion, twenty-six million, two hundred six thousand, two hundred forty-five".