74224456442361 has 6 divisors (see below), whose sum is σ = 107213103750090. Its totient is φ = 49482970961568.

The previous prime is 74224456442351. The next prime is 74224456442363. The reversal of 74224456442361 is 16324465442247.

74224456442361 is a `hidden beast` number, since 7 + 4 + 2 + 2 + 4 + 4 + 564 + 42 + 36 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 64933878120336 + 9290578322025 = 8058156^2 + 3048045^2 .

It is not a de Polignac number, because 74224456442361 - 2²³ = 74224448053753 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 74224456442298 and 74224456442307.

It is not an unprimeable number, because it can be changed into a prime (74224456442363) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4123580913456 + ... + 4123580913473.

It is an arithmetic number, because the mean of its divisors is an integer number (17868850625015).

Almost surely, 2^{74224456442361} is an apocalyptic number.

It is an amenable number.

74224456442361 is a deficient number, since it is larger than the sum of its proper divisors (32988647307729).

74224456442361 is a wasteful number, since it uses less digits than its factorization.

74224456442361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8247161826935 (or 8247161826932 counting only the distinct ones).

The product of its digits is 30965760, while the sum is 54.

The spelling of 74224456442361 in words is "seventy-four trillion, two hundred twenty-four billion, four hundred fifty-six million, four hundred forty-two thousand, three hundred sixty-one".