4147706974465 has 4 divisors (see below), whose sum is σ = 4977248369364. Its totient is φ = 3318165579568.

The previous prime is 4147706974409. The next prime is 4147706974513. The reversal of 4147706974465 is 5644796077414.

It is a Cunningham number, because it is equal to 2036592²+1.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1493176465936 + 2654530508529 = 1221956^2 + 1629273^2 .

It is a cyclic number.

It is not a de Polignac number, because 4147706974465 - 2¹¹ = 4147706972417 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4147706974397 and 4147706974406.

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, 414770697442 + ... + 414770697451.

It is an arithmetic number, because the mean of its divisors is an integer number (1244312092341).

Almost surely, 2^{4147706974465} is an apocalyptic number.

It is an amenable number.

4147706974465 is a deficient number, since it is larger than the sum of its proper divisors (829541394899).

4147706974465 is an equidigital number, since it uses as much as digits as its factorization.

4147706974465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 829541394898.

The product of its (nonzero) digits is 142248960, while the sum is 64.

The spelling of 4147706974465 in words is "four trillion, one hundred forty-seven billion, seven hundred six million, nine hundred seventy-four thousand, four hundred sixty-five".