43474723288761 has 4 divisors (see below), whose sum is σ = 57966297718352. Its totient is φ = 28983148859172.

The previous prime is 43474723288757. The next prime is 43474723288771. The reversal of 43474723288761 is 16788232747434.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 43474723288761 - 2² = 43474723288757 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 43474723288692 and 43474723288701.

It is not an unprimeable number, because it can be changed into a prime (43474723288751) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7245787214791 + ... + 7245787214796.

It is an arithmetic number, because the mean of its divisors is an integer number (14491574429588).

Almost surely, 2^{43474723288761} is an apocalyptic number.

It is an amenable number.

43474723288761 is a deficient number, since it is larger than the sum of its proper divisors (14491574429591).

43474723288761 is a wasteful number, since it uses less digits than its factorization.

43474723288761 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14491574429590.

The product of its digits is 303464448, while the sum is 66.

The spelling of 43474723288761 in words is "forty-three trillion, four hundred seventy-four billion, seven hundred twenty-three million, two hundred eighty-eight thousand, seven hundred sixty-one".