47423144465 has 8 divisors (see below), whose sum is σ = 57270244200. Its totient is φ = 37696868352.

The previous prime is 47423144369. The next prime is 47423144479. The reversal of 47423144465 is 56444132474.

It can be written as a sum of positive squares in 4 ways, for example, as 207331201 + 47215813264 = 14399^2 + 217292^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-47423144465 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30205040 + ... + 30206609.

It is an arithmetic number, because the mean of its divisors is an integer number (7158780525).

Almost surely, 2^47423144465 is an apocalyptic number.

It is an amenable number.

47423144465 is a deficient number, since it is larger than the sum of its proper divisors (9847099735).

47423144465 is a wasteful number, since it uses less digits than its factorization.

47423144465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60411811.

The product of its digits is 1290240, while the sum is 44.

The spelling of 47423144465 in words is "forty-seven billion, four hundred twenty-three million, one hundred forty-four thousand, four hundred sixty-five".