43264650973 has 8 divisors (see below), whose sum is σ = 45819934200. Its totient is φ = 40710512640.

The previous prime is 43264650959. The next prime is 43264650997. The reversal of 43264650973 is 37905646234.

43264650973 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 5697683289 + 37566967684 = 75483^2 + 193822^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 43264650973 - 2¹³ = 43264642781 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43264650773) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 207798 + ... + 360151.

It is an arithmetic number, because the mean of its divisors is an integer number (5727491775).

Almost surely, 2^43264650973 is an apocalyptic number.

It is an amenable number.

43264650973 is a deficient number, since it is larger than the sum of its proper divisors (2555283227).

43264650973 is a wasteful number, since it uses less digits than its factorization.

43264650973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 572447.

The product of its (nonzero) digits is 3265920, while the sum is 49.

The spelling of 43264650973 in words is "forty-three billion, two hundred sixty-four million, six hundred fifty thousand, nine hundred seventy-three".